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Core Data from the Deep Sea Drilling Project


Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    0.00    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    1.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    1.50    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    3.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    3.00    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    4.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    4.50    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    6.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  100/1100  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    6.10    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    7.10    Age: 
Sect:  5    Thickness of Layer(m)   :    1.00
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    7.50    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    8.85    Age: 
Sect:  6    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 350  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    9.00    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    9.35    Age: 
Sect:  7    Thickness of Layer(m)   :    0.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  360/ 430  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    9.36    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    9.43    Age: 
Sect:  7    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         5        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 170  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    9.53    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    9.70    Age: 
Sect: CC    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :    9.50    Age: QUATERNARY
Core:   2   Depth Bottom of Layer(m):   11.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :   11.00    Age: QUATERNARY
Core:   2   Depth Bottom of Layer(m):   12.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         7        94           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1400  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :   12.50    Age: QUATERNARY
Core:   2   Depth Bottom of Layer(m):   13.90    Age: 
Sect:  3    Thickness of Layer(m)   :    1.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :   14.00    Age: QUATERNARY
Core:   2   Depth Bottom of Layer(m):   15.35    Age: 
Sect:  4    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 240  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :   15.50    Age: QUATERNARY
Core:   2   Depth Bottom of Layer(m):   15.74    Age: 
Sect:  5    Thickness of Layer(m)   :    0.24
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 110  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :   15.84    Age: QUATERNARY
Core:   2   Depth Bottom of Layer(m):   15.95    Age: 
Sect: CC    Thickness of Layer(m)   :    0.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: QUATERNARY
Hole: 491   Depth Top of Layer(m)   :   19.00    Age: QUATERNARY
Core:   3   Depth Bottom of Layer(m):   20.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: CENOZOIC
Hole: 491   Depth Top of Layer(m)   :   20.50    Age: QUATERNARY
Core:   3   Depth Bottom of Layer(m):   22.00    Age: UPPER PLIOCENE
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         4        96           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: CENOZOIC
Hole: 491   Depth Top of Layer(m)   :   22.00    Age: QUATERNARY
Core:   3   Depth Bottom of Layer(m):   23.50    Age: UPPER PLIOCENE
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: CENOZOIC
Hole: 491   Depth Top of Layer(m)   :   23.50    Age: QUATERNARY
Core:   3   Depth Bottom of Layer(m):   25.00    Age: UPPER PLIOCENE
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   30/1400  Age: CENOZOIC
Hole: 491   Depth Top of Layer(m)   :   25.03    Age: QUATERNARY
Core:   3   Depth Bottom of Layer(m):   26.40    Age: UPPER PLIOCENE
Sect:  5    Thickness of Layer(m)   :    1.37
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   50/1500  Age: CENOZOIC
Hole: 491   Depth Top of Layer(m)   :   26.55    Age: QUATERNARY
Core:   3   Depth Bottom of Layer(m):   28.00    Age: UPPER PLIOCENE
Sect:  6    Thickness of Layer(m)   :    1.45
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 440  Age: CENOZOIC
Hole: 491   Depth Top of Layer(m)   :   28.00    Age: QUATERNARY
Core:   3   Depth Bottom of Layer(m):   28.44    Age: UPPER PLIOCENE
Sect:  7    Thickness of Layer(m)   :    0.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  90  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   28.54    Age: UPPER PLIOCENE
Core:   3   Depth Bottom of Layer(m):   28.63    Age: 
Sect: CC    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   50/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   28.55    Age: UPPER PLIOCENE
Core:   4   Depth Bottom of Layer(m):   30.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.45
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   30/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   30.03    Age: UPPER PLIOCENE
Core:   4   Depth Bottom of Layer(m):   31.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.47
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   31.50    Age: UPPER PLIOCENE
Core:   4   Depth Bottom of Layer(m):   33.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1400  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   33.00    Age: UPPER PLIOCENE
Core:   4   Depth Bottom of Layer(m):   34.40    Age: 
Sect:  4    Thickness of Layer(m)   :    1.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         3        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   34.50    Age: UPPER PLIOCENE
Core:   4   Depth Bottom of Layer(m):   35.85    Age: 
Sect:  5    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0       100           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  90  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   36.00    Age: UPPER PLIOCENE
Core:   4   Depth Bottom of Layer(m):   36.09    Age: 
Sect:  6    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0       100           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 250  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   36.19    Age: UPPER PLIOCENE
Core:   4   Depth Bottom of Layer(m):   36.44    Age: 
Sect: CC    Thickness of Layer(m)   :    0.25
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0       100           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   38.00    Age: UPPER PLIOCENE
Core:   5   Depth Bottom of Layer(m):   39.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0       100           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1100  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   39.50    Age: UPPER PLIOCENE
Core:   5   Depth Bottom of Layer(m):   40.60    Age: 
Sect:  2    Thickness of Layer(m)   :    1.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0       100           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   41.00    Age: UPPER PLIOCENE
Core:   5   Depth Bottom of Layer(m):   42.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      3         5        92           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 700  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   42.50    Age: UPPER PLIOCENE
Core:   5   Depth Bottom of Layer(m):   43.20    Age: 
Sect:  4    Thickness of Layer(m)   :    0.70
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 140  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   43.30    Age: UPPER PLIOCENE
Core:   5   Depth Bottom of Layer(m):   43.44    Age: 
Sect: CC    Thickness of Layer(m)   :    0.14
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 100  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   47.50    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   47.60    Age: 
Sect:  1    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  170/1080  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   47.67    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   48.58    Age: 
Sect:  1    Thickness of Layer(m)   :    0.91
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         4        94           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1100/1360  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   48.60    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   48.86    Age: 
Sect:  1    Thickness of Layer(m)   :    0.26
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1380/1450  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   48.88    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   48.95    Age: 
Sect:  1    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   40/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   49.04    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   50.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.46
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         4        94           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUD                                                         
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   50.50    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   51.85    Age: 
Sect:  3    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1200  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   52.00    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   53.20    Age: 
Sect:  4    Thickness of Layer(m)   :    1.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1210/1280  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   53.21    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   53.28    Age: 
Sect:  4    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     50        35        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CARBONATE OOZE                                              
Screen Lith    :  CALCAREOUS OOZE                                            
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1290/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   53.29    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   53.50    Age: 
Sect:  4    Thickness of Layer(m)   :    0.21
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 880  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   53.50    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   54.38    Age: 
Sect:  5    Thickness of Layer(m)   :    0.88
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  890/ 950  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   54.39    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   54.45    Age: 
Sect:  5    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     99         0         1           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : CHALK                                                       
Screen Lith    : INDURATED CARBONATE CHALK                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  960/1200  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   54.46    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   54.70    Age: 
Sect:  5    Thickness of Layer(m)   :    0.24
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1210/1240  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   54.71    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   54.74    Age: 
Sect:  5    Thickness of Layer(m)   :    0.03
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     50        35         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CHALK                                                       
Screen Lith    :  CHALK                                                      
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1250/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   54.75    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   55.00    Age: 
Sect:  5    Thickness of Layer(m)   :    0.25
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1310  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   55.00    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   56.31    Age: 
Sect:  6    Thickness of Layer(m)   :    1.31
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 420  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   56.50    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   56.92    Age: 
Sect:  7    Thickness of Layer(m)   :    0.42
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 230  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   57.02    Age: UPPER PLIOCENE
Core:   6   Depth Bottom of Layer(m):   57.25    Age: 
Sect: CC    Thickness of Layer(m)   :    0.23
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 690  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   57.00    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   57.69    Age: 
Sect:  1    Thickness of Layer(m)   :    0.69
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  700/ 750  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   57.70    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   57.75    Age: 
Sect:  1    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     50        35         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CHALK                                                       
Screen Lith    :  CHALK                                                      
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  760/1030  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   57.76    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   58.03    Age: 
Sect:  1    Thickness of Layer(m)   :    0.27
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1060/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   58.06    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   58.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   58.50    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   60.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         1           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   60.00    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   61.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      3         7        90           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   61.50    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   62.85    Age: 
Sect:  4    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1410/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   62.91    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   63.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1270  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   63.00    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   64.27    Age: 
Sect:  5    Thickness of Layer(m)   :    1.27
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  140/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   64.64    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   66.00    Age: 
Sect:  6    Thickness of Layer(m)   :    1.36
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 350  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   66.00    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   66.35    Age: 
Sect:  7    Thickness of Layer(m)   :    0.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  350/ 400  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   66.35    Age: UPPER PLIOCENE
Core:   7   Depth Bottom of Layer(m):   66.40    Age: 
Sect:  7    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   66.50    Age: UPPER PLIOCENE
Core:   8   Depth Bottom of Layer(m):   68.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   68.00    Age: LOWER PLIOCENE
Core:   8   Depth Bottom of Layer(m):   69.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   69.50    Age: LOWER PLIOCENE
Core:   8   Depth Bottom of Layer(m):   71.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      8         9        83           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   71.00    Age: LOWER PLIOCENE
Core:   8   Depth Bottom of Layer(m):   72.50    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        83           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   72.50    Age: LOWER PLIOCENE
Core:   8   Depth Bottom of Layer(m):   74.00    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        83           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   74.00    Age: LOWER PLIOCENE
Core:   8   Depth Bottom of Layer(m):   75.50    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        83           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 400  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   75.50    Age: LOWER PLIOCENE
Core:   8   Depth Bottom of Layer(m):   75.90    Age: 
Sect:  7    Thickness of Layer(m)   :    0.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        83           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 220  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   76.00    Age: LOWER PLIOCENE
Core:   8   Depth Bottom of Layer(m):   76.22    Age: 
Sect: CC    Thickness of Layer(m)   :    0.22
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        83           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   76.00    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   77.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        83           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD SILTY                                                   
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   77.50    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   78.75    Age: 
Sect:  2    Thickness of Layer(m)   :    1.25
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        83           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   79.00    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   80.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      6         6        88           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 540  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   80.50    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   81.04    Age: 
Sect:  4    Thickness of Layer(m)   :    0.54
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  690/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   81.19    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   82.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.81
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   50/ 250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   82.05    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   82.25    Age: 
Sect:  5    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  310/ 730  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   82.31    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   82.73    Age: 
Sect:  5    Thickness of Layer(m)   :    0.42
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1030/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   83.03    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   83.50    Age: 
Sect:  5    Thickness of Layer(m)   :    0.47
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   83.50    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   85.00    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  100/ 410  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   85.10    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   85.41    Age: 
Sect:  7    Thickness of Layer(m)   :    0.31
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   85.51    Age: LOWER PLIOCENE
Core:   9   Depth Bottom of Layer(m):   85.71    Age: 
Sect: CC    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 340  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   86.00    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   86.34    Age: 
Sect:  1    Thickness of Layer(m)   :    0.34
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1030/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   87.03    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   87.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.47
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        88           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   87.50    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   89.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         6        90           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH MUD                                             
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   89.00    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   90.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   90.50    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   90.85    Age: 
Sect:  4    Thickness of Layer(m)   :    0.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  510/1330  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   91.01    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   91.83    Age: 
Sect:  4    Thickness of Layer(m)   :    0.82
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1340/1380  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   91.84    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   91.88    Age: 
Sect:  4    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1390/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   91.89    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   92.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1180  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   92.00    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   93.18    Age: 
Sect:  5    Thickness of Layer(m)   :    1.18
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1190/1200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   93.19    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   93.20    Age: 
Sect:  5    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1210/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   93.21    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   93.50    Age: 
Sect:  5    Thickness of Layer(m)   :    0.29
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   93.50    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   93.65    Age: 
Sect:  6    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  160/ 170  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   93.66    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   93.67    Age: 
Sect:  6    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  180/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   93.68    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   95.00    Age: 
Sect:  6    Thickness of Layer(m)   :    1.32
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 450  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   95.00    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   95.45    Age: 
Sect:  7    Thickness of Layer(m)   :    0.45
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 220  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   95.55    Age: LOWER PLIOCENE
Core:  10   Depth Bottom of Layer(m):   95.77    Age: 
Sect: CC    Thickness of Layer(m)   :    0.22
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   95.50    Age: LOWER PLIOCENE
Core:  11   Depth Bottom of Layer(m):   97.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1230  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   97.00    Age: LOWER PLIOCENE
Core:  11   Depth Bottom of Layer(m):   98.23    Age: 
Sect:  2    Thickness of Layer(m)   :    1.23
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :   98.50    Age: LOWER PLIOCENE
Core:  11   Depth Bottom of Layer(m):   99.85    Age: 
Sect:  3    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 440  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  100.00    Age: LOWER PLIOCENE
Core:  11   Depth Bottom of Layer(m):  100.44    Age: 
Sect:  4    Thickness of Layer(m)   :    0.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  70  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  100.58    Age: LOWER PLIOCENE
Core:  11   Depth Bottom of Layer(m):  100.65    Age: 
Sect: CC    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  180/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  100.66    Age: LOWER PLIOCENE
Core:  11   Depth Bottom of Layer(m):  100.68    Age: 
Sect: CC    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  105.00    Age: LOWER PLIOCENE
Core:  13   Depth Bottom of Layer(m):  106.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 420  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  106.50    Age: LOWER PLIOCENE
Core:  13   Depth Bottom of Layer(m):  106.92    Age: 
Sect:  2    Thickness of Layer(m)   :    0.42
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      5         4        91           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 120  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  107.02    Age: LOWER PLIOCENE
Core:  13   Depth Bottom of Layer(m):  107.14    Age: 
Sect: CC    Thickness of Layer(m)   :    0.12
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  114.50    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  116.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      3         6        91           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  116.00    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  116.20    Age: 
Sect:  2    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  210/ 220  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  116.21    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  116.22    Age: 
Sect:  2    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  230/ 270  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  116.23    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  116.27    Age: 
Sect:  2    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  280/ 450  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  116.28    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  116.45    Age: 
Sect:  2    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  460/ 470  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  116.46    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  116.47    Age: 
Sect:  2    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  480/ 650  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  116.48    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  116.65    Age: 
Sect:  2    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  660/ 720  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  116.66    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  116.72    Age: 
Sect:  2    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  730/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  116.73    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  117.50    Age: 
Sect:  2    Thickness of Layer(m)   :    0.77
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  230/ 640  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  117.73    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  118.14    Age: 
Sect:  3    Thickness of Layer(m)   :    0.41
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      3         4        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  650/ 670  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  118.15    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  118.17    Age: 
Sect:  3    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  680/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  118.18    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  119.00    Age: 
Sect:  3    Thickness of Layer(m)   :    0.82
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  119.00    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  120.10    Age: 
Sect:  4    Thickness of Layer(m)   :    1.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  120.50    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  121.85    Age: 
Sect:  5    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 400  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  122.00    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  122.40    Age: 
Sect:  6    Thickness of Layer(m)   :    0.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  410/ 420  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  122.41    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  122.42    Age: 
Sect:  6    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  430/ 660  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  122.43    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  122.66    Age: 
Sect:  6    Thickness of Layer(m)   :    0.23
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  670/ 680  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  122.67    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  122.68    Age: 
Sect:  6    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  690/ 840  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  122.69    Age: LOWER PLIOCENE
Core:  14   Depth Bottom of Layer(m):  122.84    Age: 
Sect:  6    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 930  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  124.00    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  124.93    Age: 
Sect:  1    Thickness of Layer(m)   :    0.93
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  940/ 960  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  124.94    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  124.96    Age: 
Sect:  1    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  970/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  124.97    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  125.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.53
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  125.50    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  127.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 920  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  127.00    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  127.92    Age: 
Sect:  3    Thickness of Layer(m)   :    0.92
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  930/ 970  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  127.93    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  127.97    Age: 
Sect:  3    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         6        90           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : SANDY                                                       
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH SAND                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  980/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  127.98    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  128.50    Age: 
Sect:  3    Thickness of Layer(m)   :    0.52
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 780  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  128.50    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  129.28    Age: 
Sect:  4    Thickness of Layer(m)   :    0.78
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT AND SAND                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  840/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  129.34    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  130.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.66
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT AND SAND                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  60  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  130.00    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  130.06    Age: 
Sect:  5    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   70/  80  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  130.07    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  130.08    Age: 
Sect:  5    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   90/ 140  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  130.09    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  130.14    Age: 
Sect:  5    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  150/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  130.15    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  130.20    Age: 
Sect:  5    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  210/ 630  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  130.21    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  130.63    Age: 
Sect:  5    Thickness of Layer(m)   :    0.42
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  640/ 700  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  130.64    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  130.70    Age: 
Sect:  5    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  710/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  130.71    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  131.50    Age: 
Sect:  5    Thickness of Layer(m)   :    0.79
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 530  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  131.50    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  132.03    Age: 
Sect:  6    Thickness of Layer(m)   :    0.53
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  132.13    Age: LOWER PLIOCENE
Core:  15   Depth Bottom of Layer(m):  132.33    Age: 
Sect: CC    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  133.50    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  135.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      3         8        89           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  135.00    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  136.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        89           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  136.50    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  138.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        89           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  138.00    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  139.50    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        89           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  139.50    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  141.00    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        89           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  141.00    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  141.15    Age: 
Sect:  6    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        89           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  160/ 190  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  141.16    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  141.19    Age: 
Sect:  6    Thickness of Layer(m)   :    0.03
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        89           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : ASH                                                         
Screen Lith    : ASH                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  200/ 600  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  141.20    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  141.60    Age: 
Sect:  6    Thickness of Layer(m)   :    0.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        89           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  610/1180  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  141.61    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  142.18    Age: 
Sect:  6    Thickness of Layer(m)   :    0.57
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         5        91           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUD                                                         
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1190/1380  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  142.19    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  142.38    Age: 
Sect:  6    Thickness of Layer(m)   :    0.19
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         6        92           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH SANDY MUD                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  80  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  142.49    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  142.57    Age: 
Sect: CC    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   90/ 120  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  142.48    Age: LOWER PLIOCENE
Core:  16   Depth Bottom of Layer(m):  142.51    Age: 
Sect: CC    Thickness of Layer(m)   :    0.03
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  143.00    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  144.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  144.50    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  146.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  146.00    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  147.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         5        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 680  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  147.50    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  148.18    Age: 
Sect:  4    Thickness of Layer(m)   :    0.68
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  690/ 720  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  148.19    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  148.22    Age: 
Sect:  4    Thickness of Layer(m)   :    0.03
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  730/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  148.23    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  149.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.77
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  149.00    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  150.35    Age: 
Sect:  5    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  150.50    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  152.00    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  90  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  152.00    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  152.09    Age: 
Sect:  7    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 140  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  152.23    Age: LOWER PLIOCENE
Core:  17   Depth Bottom of Layer(m):  152.37    Age: 
Sect: CC    Thickness of Layer(m)   :    0.14
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  152.50    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  154.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      1         4        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  154.00    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  155.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  155.50    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  155.65    Age: 
Sect:  3    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  230/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  155.73    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  157.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.27
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         5        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 330  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  157.00    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  157.33    Age: 
Sect:  4    Thickness of Layer(m)   :    0.33
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  370/1300  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  157.37    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  158.30    Age: 
Sect:  4    Thickness of Layer(m)   :    0.93
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1310/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  158.31    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  158.35    Age: 
Sect:  4    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1360/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  158.36    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  158.50    Age: 
Sect:  4    Thickness of Layer(m)   :    0.14
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  158.50    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  160.00    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 130  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  160.00    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  160.13    Age: 
Sect:  6    Thickness of Layer(m)   :    0.13
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  140/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  160.14    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  160.20    Age: 
Sect:  6    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  210/ 430  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  160.21    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  160.43    Age: 
Sect:  6    Thickness of Layer(m)   :    0.22
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  160.53    Age: LOWER PLIOCENE
Core:  18   Depth Bottom of Layer(m):  160.73    Age: 
Sect: CC    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 140  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  162.00    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  162.14    Age: 
Sect:  1    Thickness of Layer(m)   :    0.14
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : VERY FINE SAND                                              
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  150/ 240  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  162.15    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  162.24    Age: 
Sect:  1    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  250/ 320  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  162.25    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  162.32    Age: 
Sect:  1    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : VERY FINE SAND                                              
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  330/ 770  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  162.33    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  162.77    Age: 
Sect:  1    Thickness of Layer(m)   :    0.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  780/ 840  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  162.78    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  162.84    Age: 
Sect:  1    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  850/1140  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  162.85    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  163.14    Age: 
Sect:  1    Thickness of Layer(m)   :    0.29
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1150/1170  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  163.15    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  163.17    Age: 
Sect:  1    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1180/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  163.18    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  163.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.32
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  80  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  163.50    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  163.58    Age: 
Sect:  2    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   90/ 140  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  163.59    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  163.64    Age: 
Sect:  2    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  150/ 420  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  163.65    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  163.92    Age: 
Sect:  2    Thickness of Layer(m)   :    0.27
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  430/ 450  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  163.93    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  163.95    Age: 
Sect:  2    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  460/ 840  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  163.96    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  164.34    Age: 
Sect:  2    Thickness of Layer(m)   :    0.38
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  850/ 860  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  164.35    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  164.36    Age: 
Sect:  2    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  870/1030  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  164.37    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  164.53    Age: 
Sect:  2    Thickness of Layer(m)   :    0.16
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1040/1060  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  164.54    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  164.56    Age: 
Sect:  2    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1070/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  164.57    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  165.00    Age: 
Sect:  2    Thickness of Layer(m)   :    0.43
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 520  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  165.00    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  165.52    Age: 
Sect:  3    Thickness of Layer(m)   :    0.52
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  530/ 540  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  165.53    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  165.54    Age: 
Sect:  3    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  550/ 750  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  165.55    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  165.75    Age: 
Sect:  3    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      3         5        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  760/ 790  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  165.76    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  165.79    Age: 
Sect:  3    Thickness of Layer(m)   :    0.03
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  800/1100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  165.80    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  166.10    Age: 
Sect:  3    Thickness of Layer(m)   :    0.30
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 470  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  166.50    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  166.97    Age: 
Sect:  4    Thickness of Layer(m)   :    0.47
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  480/ 540  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  166.98    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  167.04    Age: 
Sect:  4    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  550/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  167.05    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  168.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.95
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  168.00    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  169.50    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  50  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  169.50    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  169.55    Age: 
Sect:  6    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   60/ 120  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  169.56    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):  169.62    Age: 
Sect:  6    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  171.50    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  171.70    Age: 
Sect:  1    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FINE SAND                                                   
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  210/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  171.71    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  173.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.29
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         6        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 390  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  173.00    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  173.39    Age: 
Sect:  2    Thickness of Layer(m)   :    0.39
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  470/1240  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  173.47    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  174.24    Age: 
Sect:  2    Thickness of Layer(m)   :    0.77
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1290/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  174.29    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  174.50    Age: 
Sect:  2    Thickness of Layer(m)   :    0.21
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 110  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  174.50    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  174.61    Age: 
Sect:  3    Thickness of Layer(m)   :    0.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  120/ 140  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  174.62    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  174.64    Age: 
Sect:  3    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MEDIUM SAND                                                 
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  150/ 340  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  174.65    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  174.84    Age: 
Sect:  3    Thickness of Layer(m)   :    0.19
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  350/ 440  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  174.85    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):  174.94    Age: 
Sect:  3    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  181.00    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  182.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         7        91           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 690  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  182.50    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  183.19    Age: 
Sect:  2    Thickness of Layer(m)   :    0.69
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  700/ 720  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  183.20    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  183.22    Age: 
Sect:  2    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  730/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  183.23    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.00    Age: 
Sect:  2    Thickness of Layer(m)   :    0.77
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.00    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.10    Age: 
Sect:  3    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  110/ 120  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.11    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.12    Age: 
Sect:  3    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  130/ 440  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.13    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.44    Age: 
Sect:  3    Thickness of Layer(m)   :    0.31
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  450/ 460  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.45    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.46    Age: 
Sect:  3    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  470/ 480  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.47    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.48    Age: 
Sect:  3    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  490/ 500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.49    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.50    Age: 
Sect:  3    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  510/ 590  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.51    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.59    Age: 
Sect:  3    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  600/ 620  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.60    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.62    Age: 
Sect:  3    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  630/ 690  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.63    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.69    Age: 
Sect:  3    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  700/ 710  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.70    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  184.71    Age: 
Sect:  3    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  720/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  184.72    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  185.50    Age: 
Sect:  3    Thickness of Layer(m)   :    0.78
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  185.50    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  185.75    Age: 
Sect:  4    Thickness of Layer(m)   :    0.25
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 140  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  185.85    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):  185.99    Age: 
Sect: CC    Thickness of Layer(m)   :    0.14
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  190.50    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  192.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  192.00    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  193.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 190  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  193.50    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  193.69    Age: 
Sect:  3    Thickness of Layer(m)   :    0.19
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  200/ 220  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  193.70    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  193.72    Age: 
Sect:  3    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  230/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  193.73    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  195.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.27
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         6        94           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 600  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  195.00    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  195.60    Age: 
Sect:  4    Thickness of Layer(m)   :    0.60
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  610/ 630  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  195.61    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  195.63    Age: 
Sect:  4    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  640/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  195.64    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  196.50    Age: 
Sect:  4    Thickness of Layer(m)   :    0.86
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1280  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  196.50    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):  197.78    Age: 
Sect:  5    Thickness of Layer(m)   :    1.28
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  200.00    Age: LOWER PLIOCENE
Core:  23   Depth Bottom of Layer(m):  201.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 450  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  201.50    Age: LOWER PLIOCENE
Core:  23   Depth Bottom of Layer(m):  201.95    Age: 
Sect:  2    Thickness of Layer(m)   :    0.45
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        94           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  140/ 260  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  204.14    Age: LOWER PLIOCENE
Core:  24   Depth Bottom of Layer(m):  204.26    Age: 
Sect:  1    Thickness of Layer(m)   :    0.12
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         6        90           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 420  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  209.50    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  209.92    Age: 
Sect:  1    Thickness of Layer(m)   :    0.42
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  470/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  209.97    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  211.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.03
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  211.00    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  212.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  212.50    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  214.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  214.00    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  215.35    Age: 
Sect:  4    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      1         4        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  215.50    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  216.60    Age: 
Sect:  5    Thickness of Layer(m)   :    1.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  217.00    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  218.50    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 320  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  218.50    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  218.82    Age: 
Sect:  7    Thickness of Layer(m)   :    0.32
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  218.92    Age: LOWER PLIOCENE
Core:  25   Depth Bottom of Layer(m):  219.07    Age: 
Sect: CC    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  219.00    Age: LOWER PLIOCENE
Core:  26   Depth Bottom of Layer(m):  220.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  220.50    Age: LOWER PLIOCENE
Core:  26   Depth Bottom of Layer(m):  222.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SILTSTONE                                                   
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  222.00    Age: LOWER PLIOCENE
Core:  26   Depth Bottom of Layer(m):  223.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  223.50    Age: LOWER PLIOCENE
Core:  26   Depth Bottom of Layer(m):  225.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      6         5        89           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  225.00    Age: LOWER PLIOCENE
Core:  26   Depth Bottom of Layer(m):  226.35    Age: 
Sect:  5    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  226.50    Age: LOWER PLIOCENE
Core:  26   Depth Bottom of Layer(m):  228.00    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 420  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  228.00    Age: LOWER PLIOCENE
Core:  26   Depth Bottom of Layer(m):  228.42    Age: 
Sect:  7    Thickness of Layer(m)   :    0.42
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  430/ 560  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  228.85    Age: LOWER PLIOCENE
Core:  26   Depth Bottom of Layer(m):  228.98    Age: 
Sect: CC    Thickness of Layer(m)   :    0.13
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  110/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  228.61    Age: LOWER PLIOCENE
Core:  27   Depth Bottom of Layer(m):  230.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.39
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  230.00    Age: LOWER PLIOCENE
Core:  27   Depth Bottom of Layer(m):  231.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY                                                       
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  231.50    Age: LOWER PLIOCENE
Core:  27   Depth Bottom of Layer(m):  233.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         6        92           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  233.00    Age: LOWER PLIOCENE
Core:  27   Depth Bottom of Layer(m):  234.50    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  234.50    Age: LOWER PLIOCENE
Core:  27   Depth Bottom of Layer(m):  236.00    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  236.00    Age: LOWER PLIOCENE
Core:  27   Depth Bottom of Layer(m):  237.50    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 400  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  237.50    Age: LOWER PLIOCENE
Core:  27   Depth Bottom of Layer(m):  237.90    Age: 
Sect:  7    Thickness of Layer(m)   :    0.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 120  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  238.06    Age: LOWER PLIOCENE
Core:  27   Depth Bottom of Layer(m):  238.18    Age: 
Sect: CC    Thickness of Layer(m)   :    0.12
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  238.00    Age: LOWER PLIOCENE
Core:  28   Depth Bottom of Layer(m):  239.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     98         0         2           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CARBONATE CHALK                                             
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  239.50    Age: LOWER PLIOCENE
Core:  28   Depth Bottom of Layer(m):  241.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         2           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  241.00    Age: LOWER PLIOCENE
Core:  28   Depth Bottom of Layer(m):  242.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         6        92           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  242.50    Age: LOWER PLIOCENE
Core:  28   Depth Bottom of Layer(m):  243.85    Age: 
Sect:  4    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 770  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  244.00    Age: LOWER PLIOCENE
Core:  28   Depth Bottom of Layer(m):  244.77    Age: 
Sect:  5    Thickness of Layer(m)   :    0.77
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 170  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  244.87    Age: LOWER PLIOCENE
Core:  28   Depth Bottom of Layer(m):  245.04    Age: 
Sect: CC    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  247.50    Age: LOWER PLIOCENE
Core:  29   Depth Bottom of Layer(m):  249.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  249.00    Age: LOWER PLIOCENE
Core:  29   Depth Bottom of Layer(m):  250.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  250.50    Age: LOWER PLIOCENE
Core:  29   Depth Bottom of Layer(m):  250.65    Age: 
Sect:  3    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  170/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  250.67    Age: LOWER PLIOCENE
Core:  29   Depth Bottom of Layer(m):  252.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.33
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         4        92           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  252.00    Age: LOWER PLIOCENE
Core:  29   Depth Bottom of Layer(m):  253.50    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  253.50    Age: LOWER PLIOCENE
Core:  29   Depth Bottom of Layer(m):  255.00    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  255.00    Age: LOWER PLIOCENE
Core:  29   Depth Bottom of Layer(m):  256.50    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 430  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  256.50    Age: LOWER PLIOCENE
Core:  29   Depth Bottom of Layer(m):  256.93    Age: 
Sect:  7    Thickness of Layer(m)   :    0.43
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  150/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  256.15    Age: LOWER PLIOCENE
Core:  30   Depth Bottom of Layer(m):  257.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  257.50    Age: LOWER PLIOCENE
Core:  30   Depth Bottom of Layer(m):  259.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  259.00    Age: LOWER PLIOCENE
Core:  30   Depth Bottom of Layer(m):  260.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         6        92           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  260.50    Age: LOWER PLIOCENE
Core:  30   Depth Bottom of Layer(m):  262.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  262.00    Age: LOWER PLIOCENE
Core:  30   Depth Bottom of Layer(m):  263.10    Age: 
Sect:  5    Thickness of Layer(m)   :    1.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  263.50    Age: LOWER PLIOCENE
Core:  30   Depth Bottom of Layer(m):  265.00    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 430  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  265.00    Age: LOWER PLIOCENE
Core:  30   Depth Bottom of Layer(m):  265.43    Age: 
Sect:  7    Thickness of Layer(m)   :    0.43
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   50/ 150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  265.48    Age: LOWER PLIOCENE
Core:  30   Depth Bottom of Layer(m):  265.58    Age: 
Sect: CC    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  265.50    Age: LOWER PLIOCENE
Core:  31   Depth Bottom of Layer(m):  267.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
    100         0         0           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CARBONATE CHALK                                             
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  267.00    Age: LOWER PLIOCENE
Core:  31   Depth Bottom of Layer(m):  268.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  268.50    Age: LOWER PLIOCENE
Core:  31   Depth Bottom of Layer(m):  270.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         5        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  270.00    Age: LOWER PLIOCENE
Core:  31   Depth Bottom of Layer(m):  271.50    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1340  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  271.50    Age: LOWER PLIOCENE
Core:  31   Depth Bottom of Layer(m):  272.84    Age: 
Sect:  5    Thickness of Layer(m)   :    1.34
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1370  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  273.00    Age: LOWER PLIOCENE
Core:  31   Depth Bottom of Layer(m):  274.37    Age: 
Sect:  6    Thickness of Layer(m)   :    1.37
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  274.47    Age: LOWER PLIOCENE
Core:  31   Depth Bottom of Layer(m):  274.57    Age: 
Sect: CC    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  180/ 240  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  274.55    Age: LOWER PLIOCENE
Core:  31   Depth Bottom of Layer(m):  274.61    Age: 
Sect: CC    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  275.00    Age: LOWER PLIOCENE
Core:  32   Depth Bottom of Layer(m):  276.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  276.50    Age: LOWER PLIOCENE
Core:  32   Depth Bottom of Layer(m):  278.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  278.00    Age: LOWER PLIOCENE
Core:  32   Depth Bottom of Layer(m):  279.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      5         5        90           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  279.50    Age: LOWER PLIOCENE
Core:  32   Depth Bottom of Layer(m):  281.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  281.00    Age: LOWER PLIOCENE
Core:  32   Depth Bottom of Layer(m):  282.50    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 400  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  282.50    Age: LOWER PLIOCENE
Core:  32   Depth Bottom of Layer(m):  282.90    Age: 
Sect:  6    Thickness of Layer(m)   :    0.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   80/ 250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  283.00    Age: LOWER PLIOCENE
Core:  32   Depth Bottom of Layer(m):  283.17    Age: 
Sect: CC    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  285.50    Age: LOWER PLIOCENE
Core:  33   Depth Bottom of Layer(m):  287.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  287.00    Age: LOWER PLIOCENE
Core:  33   Depth Bottom of Layer(m):  288.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 610  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  288.50    Age: LOWER PLIOCENE
Core:  33   Depth Bottom of Layer(m):  289.11    Age: 
Sect:  3    Thickness of Layer(m)   :    0.61
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  650/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  290.65    Age: LOWER PLIOCENE
Core:  33   Depth Bottom of Layer(m):  291.50    Age: 
Sect:  4    Thickness of Layer(m)   :    0.85
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  291.50    Age: LOWER PLIOCENE
Core:  33   Depth Bottom of Layer(m):  293.00    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  293.00    Age: LOWER PLIOCENE
Core:  33   Depth Bottom of Layer(m):  294.50    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 470  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  294.50    Age: LOWER PLIOCENE
Core:  33   Depth Bottom of Layer(m):  294.97    Age: 
Sect:  7    Thickness of Layer(m)   :    0.47
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  295.00    Age: LOWER PLIOCENE
Core:  34   Depth Bottom of Layer(m):  296.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT AND SILTSTONE                                    
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  296.50    Age: LOWER PLIOCENE
Core:  34   Depth Bottom of Layer(m):  298.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         5        91           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT AND SILTSTONE                                    
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUDSTONE                      
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  298.00    Age: LOWER PLIOCENE
Core:  34   Depth Bottom of Layer(m):  299.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT AND SILTSTONE                                    
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  299.50    Age: LOWER PLIOCENE
Core:  34   Depth Bottom of Layer(m):  301.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT AND SILTSTONE                                    
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  301.00    Age: LOWER PLIOCENE
Core:  34   Depth Bottom of Layer(m):  302.50    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT AND SILTSTONE                                    
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 820  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  302.50    Age: LOWER PLIOCENE
Core:  34   Depth Bottom of Layer(m):  303.32    Age: 
Sect:  6    Thickness of Layer(m)   :    0.82
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT AND SILTSTONE                                    
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  304.50    Age: LOWER PLIOCENE
Core:  35   Depth Bottom of Layer(m):  306.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  306.00    Age: LOWER PLIOCENE
Core:  35   Depth Bottom of Layer(m):  307.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  307.50    Age: LOWER PLIOCENE
Core:  35   Depth Bottom of Layer(m):  309.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1110  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  309.00    Age: LOWER PLIOCENE
Core:  35   Depth Bottom of Layer(m):  310.11    Age: 
Sect:  4    Thickness of Layer(m)   :    1.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         5        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  310.50    Age: LOWER PLIOCENE
Core:  35   Depth Bottom of Layer(m):  311.85    Age: 
Sect:  5    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1230  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  312.00    Age: LOWER PLIOCENE
Core:  35   Depth Bottom of Layer(m):  313.23    Age: 
Sect:  6    Thickness of Layer(m)   :    1.23
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  150/ 250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  313.38    Age: LOWER PLIOCENE
Core:  35   Depth Bottom of Layer(m):  313.48    Age: 
Sect: CC    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  314.00    Age: LOWER PLIOCENE
Core:  36   Depth Bottom of Layer(m):  315.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  315.50    Age: LOWER PLIOCENE
Core:  36   Depth Bottom of Layer(m):  317.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  317.00    Age: LOWER PLIOCENE
Core:  36   Depth Bottom of Layer(m):  318.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  318.50    Age: LOWER PLIOCENE
Core:  36   Depth Bottom of Layer(m):  320.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  320.00    Age: LOWER PLIOCENE
Core:  36   Depth Bottom of Layer(m):  321.50    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         6        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 140  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  321.60    Age: LOWER PLIOCENE
Core:  36   Depth Bottom of Layer(m):  321.74    Age: 
Sect: CC    Thickness of Layer(m)   :    0.14
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  323.50    Age: LOWER PLIOCENE
Core:  37   Depth Bottom of Layer(m):  325.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  325.00    Age: LOWER PLIOCENE
Core:  37   Depth Bottom of Layer(m):  326.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  326.50    Age: LOWER PLIOCENE
Core:  37   Depth Bottom of Layer(m):  328.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 930  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  328.00    Age: LOWER PLIOCENE
Core:  37   Depth Bottom of Layer(m):  328.93    Age: 
Sect:  4    Thickness of Layer(m)   :    0.93
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  990/1260  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  328.99    Age: LOWER PLIOCENE
Core:  37   Depth Bottom of Layer(m):  329.26    Age: 
Sect:  4    Thickness of Layer(m)   :    0.27
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         5        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUDSTONE              
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1290/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  329.29    Age: LOWER PLIOCENE
Core:  37   Depth Bottom of Layer(m):  329.50    Age: 
Sect:  4    Thickness of Layer(m)   :    0.21
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 300  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  329.50    Age: LOWER PLIOCENE
Core:  37   Depth Bottom of Layer(m):  329.80    Age: 
Sect:  5    Thickness of Layer(m)   :    0.30
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILTSTONE                                                   
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  120/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  333.12    Age: LOWER PLIOCENE
Core:  38   Depth Bottom of Layer(m):  334.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.38
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1450  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  334.50    Age: LOWER PLIOCENE
Core:  38   Depth Bottom of Layer(m):  335.95    Age: 
Sect:  2    Thickness of Layer(m)   :    1.45
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         3        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  342.50    Age: LOWER PLIOCENE
Core:  39   Depth Bottom of Layer(m):  344.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  344.00    Age: LOWER PLIOCENE
Core:  39   Depth Bottom of Layer(m):  345.35    Age: 
Sect:  2    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         4        96           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUDSTONE              
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  345.50    Age: LOWER PLIOCENE
Core:  39   Depth Bottom of Layer(m):  345.75    Age: 
Sect:  3    Thickness of Layer(m)   :    0.25
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        96           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  352.00    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  353.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        96           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  353.50    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  355.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        96           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  355.00    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  356.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         3        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUD                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  356.50    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  358.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 490  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  358.00    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  358.49    Age: 
Sect:  5    Thickness of Layer(m)   :    0.49
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  500/ 520  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  358.50    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  358.52    Age: 
Sect:  5    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  530/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  358.53    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  359.35    Age: 
Sect:  5    Thickness of Layer(m)   :    0.82
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 410  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  359.50    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  359.91    Age: 
Sect:  6    Thickness of Layer(m)   :    0.41
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  950/1440  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  360.45    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  360.94    Age: 
Sect:  6    Thickness of Layer(m)   :    0.49
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  20  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  361.06    Age: LOWER PLIOCENE
Core:  40   Depth Bottom of Layer(m):  361.08    Age: 
Sect: CC    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  361.50    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  363.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  363.00    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  364.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  364.50    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  366.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  366.00    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  367.10    Age: 
Sect:  4    Thickness of Layer(m)   :    1.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      6         3        91           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH MUDSTONE              
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  367.50    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  368.85    Age: 
Sect:  5    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         6        90           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : QUARTZ RICH TERRIGENOUS DETRITUS RICH SANDY MUDSTONE        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 170  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.00    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.17    Age: 
Sect:  6    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  170/ 190  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.17    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.19    Age: 
Sect:  6    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  200/ 280  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.20    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.28    Age: 
Sect:  6    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  290/ 310  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.29    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.31    Age: 
Sect:  6    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  320/ 500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.32    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.50    Age: 
Sect:  6    Thickness of Layer(m)   :    0.18
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  510/ 520  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.51    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.52    Age: 
Sect:  6    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PYRITIC SILT                                                
Screen Lith    : SILT                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  530/ 680  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.53    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.68    Age: 
Sect:  6    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  690/ 700  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.69    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.70    Age: 
Sect:  6    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  710/ 820  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.71    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.82    Age: 
Sect:  6    Thickness of Layer(m)   :    0.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  830/ 840  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.83    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  369.84    Age: 
Sect:  6    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  850/1400  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  369.85    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  370.40    Age: 
Sect:  6    Thickness of Layer(m)   :    0.55
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  370.50    Age: LOWER PLIOCENE
Core:  41   Depth Bottom of Layer(m):  370.65    Age: 
Sect: CC    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  371.00    Age: LOWER PLIOCENE
Core:  42   Depth Bottom of Layer(m):  372.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  372.50    Age: LOWER PLIOCENE
Core:  42   Depth Bottom of Layer(m):  374.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  374.00    Age: LOWER PLIOCENE
Core:  42   Depth Bottom of Layer(m):  375.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  375.50    Age: LOWER PLIOCENE
Core:  42   Depth Bottom of Layer(m):  377.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  377.00    Age: LOWER PLIOCENE
Core:  42   Depth Bottom of Layer(m):  378.25    Age: 
Sect:  5    Thickness of Layer(m)   :    1.25
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  380.50    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  382.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  382.00    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  383.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  383.50    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  385.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  70  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  385.00    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  385.07    Age: 
Sect:  4    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   80/ 100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  385.08    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  385.10    Age: 
Sect:  4    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  110/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  385.11    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  386.50    Age: 
Sect:  4    Thickness of Layer(m)   :    1.39
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  386.50    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  388.00    Age: 
Sect:  5    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 330  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  388.00    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  388.33    Age: 
Sect:  6    Thickness of Layer(m)   :    0.33
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 240  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  388.46    Age: LOWER PLIOCENE
Core:  43   Depth Bottom of Layer(m):  388.70    Age: 
Sect: CC    Thickness of Layer(m)   :    0.24
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  390.00    Age: LOWER PLIOCENE
Core:  44   Depth Bottom of Layer(m):  391.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  391.50    Age: LOWER PLIOCENE
Core:  44   Depth Bottom of Layer(m):  393.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 110  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  393.00    Age: LOWER PLIOCENE
Core:  44   Depth Bottom of Layer(m):  393.11    Age: 
Sect:  3    Thickness of Layer(m)   :    0.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        90           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  120/ 210  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  393.12    Age: LOWER PLIOCENE
Core:  44   Depth Bottom of Layer(m):  393.21    Age: 
Sect:  3    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         4        94           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : SANDY MUD                                                   
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH SANDY MUD                     
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  220/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  393.22    Age: LOWER PLIOCENE
Core:  44   Depth Bottom of Layer(m):  394.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.28
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      3         4        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUDSTONE                      
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 440  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  394.50    Age: LOWER PLIOCENE
Core:  44   Depth Bottom of Layer(m):  394.94    Age: 
Sect:  4    Thickness of Layer(m)   :    0.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  399.50    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  401.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 690  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  401.00    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  401.69    Age: 
Sect:  2    Thickness of Layer(m)   :    0.69
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  700/ 760  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  401.70    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  401.76    Age: 
Sect:  2    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  770/ 900  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  401.77    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  401.90    Age: 
Sect:  2    Thickness of Layer(m)   :    0.13
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  910/ 980  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  401.91    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  401.98    Age: 
Sect:  2    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  990/1000  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  401.99    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  402.00    Age: 
Sect:  2    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1010/1050  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  402.01    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  402.05    Age: 
Sect:  2    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1060/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  402.06    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  402.50    Age: 
Sect:  2    Thickness of Layer(m)   :    0.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  402.50    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  403.85    Age: 
Sect:  3    Thickness of Layer(m)   :    1.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1180  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  404.00    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  405.18    Age: 
Sect:  4    Thickness of Layer(m)   :    1.18
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 170  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  405.28    Age: LOWER PLIOCENE
Core:  45   Depth Bottom of Layer(m):  405.45    Age: 
Sect: CC    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 920  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  409.00    Age: LOWER PLIOCENE
Core:  46   Depth Bottom of Layer(m):  409.92    Age: 
Sect:  1    Thickness of Layer(m)   :    0.92
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  980/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  409.98    Age: LOWER PLIOCENE
Core:  46   Depth Bottom of Layer(m):  410.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.52
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 170  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  410.50    Age: LOWER PLIOCENE
Core:  46   Depth Bottom of Layer(m):  410.67    Age: 
Sect:  2    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 170  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  410.77    Age: LOWER PLIOCENE
Core:  46   Depth Bottom of Layer(m):  410.94    Age: 
Sect: CC    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 370  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  418.50    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  418.87    Age: 
Sect:  1    Thickness of Layer(m)   :    0.37
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  550/ 650  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  419.05    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  419.15    Age: 
Sect:  1    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  680/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  419.18    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  420.00    Age: 
Sect:  1    Thickness of Layer(m)   :    0.82
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 840  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  420.00    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  420.84    Age: 
Sect:  2    Thickness of Layer(m)   :    0.84
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  870/1010  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  420.87    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  421.01    Age: 
Sect:  2    Thickness of Layer(m)   :    0.14
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      5         5        90           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1160/1320  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  421.16    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  421.32    Age: 
Sect:  2    Thickness of Layer(m)   :    0.16
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1450/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  421.45    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  421.50    Age: 
Sect:  2    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 680  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  421.50    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  422.18    Age: 
Sect:  3    Thickness of Layer(m)   :    0.68
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 220  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  422.28    Age: LOWER PLIOCENE
Core:  47   Depth Bottom of Layer(m):  422.50    Age: 
Sect: CC    Thickness of Layer(m)   :    0.22
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  100/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  428.10    Age: LOWER PLIOCENE
Core:  48   Depth Bottom of Layer(m):  429.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  429.50    Age: LOWER PLIOCENE
Core:  48   Depth Bottom of Layer(m):  431.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         5        93           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUD                               
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  431.00    Age: LOWER PLIOCENE
Core:  48   Depth Bottom of Layer(m):  432.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  432.50    Age: LOWER PLIOCENE
Core:  48   Depth Bottom of Layer(m):  434.00    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  434.00    Age: LOWER PLIOCENE
Core:  48   Depth Bottom of Layer(m):  435.10    Age: 
Sect:  5    Thickness of Layer(m)   :    1.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  435.50    Age: LOWER PLIOCENE
Core:  48   Depth Bottom of Layer(m):  437.00    Age: 
Sect:  6    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 190  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  437.00    Age: LOWER PLIOCENE
Core:  48   Depth Bottom of Layer(m):  437.19    Age: 
Sect:  7    Thickness of Layer(m)   :    0.19
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 220  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  437.29    Age: LOWER PLIOCENE
Core:  48   Depth Bottom of Layer(m):  437.51    Age: 
Sect: CC    Thickness of Layer(m)   :    0.22
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  100/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  437.60    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  439.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.40
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  439.00    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  440.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        93           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 580  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  440.50    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  441.08    Age: 
Sect:  3    Thickness of Layer(m)   :    0.58
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         4        92           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  590/ 650  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  441.09    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  441.15    Age: 
Sect:  3    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  660/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  441.16    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.00    Age: 
Sect:  3    Thickness of Layer(m)   :    0.84
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  90  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.00    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.09    Age: 
Sect:  4    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  100/ 120  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.10    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.12    Age: 
Sect:  4    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  130/ 280  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.13    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.28    Age: 
Sect:  4    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  290/ 340  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.29    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.34    Age: 
Sect:  4    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  350/ 690  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.35    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.69    Age: 
Sect:  4    Thickness of Layer(m)   :    0.34
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  700/ 720  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.70    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.72    Age: 
Sect:  4    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  730/ 900  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.73    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.90    Age: 
Sect:  4    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  910/ 920  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.91    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  442.92    Age: 
Sect:  4    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  930/1250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  442.93    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  443.25    Age: 
Sect:  4    Thickness of Layer(m)   :    0.32
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1260/1340  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  443.26    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  443.34    Age: 
Sect:  4    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1350/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  443.35    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  443.50    Age: 
Sect:  4    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  60  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  443.50    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  443.56    Age: 
Sect:  5    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   70/  80  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  443.57    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  443.58    Age: 
Sect:  5    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FINE SAND                                                   
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   90/1020  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  443.59    Age: LOWER PLIOCENE
Core:  49   Depth Bottom of Layer(m):  444.52    Age: 
Sect:  5    Thickness of Layer(m)   :    0.93
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  447.00    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  448.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  448.50    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  450.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1300  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  450.00    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  451.30    Age: 
Sect:  3    Thickness of Layer(m)   :    1.30
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1310/1330  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  451.31    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  451.33    Age: 
Sect:  3    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1340/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  451.34    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  451.50    Age: 
Sect:  3    Thickness of Layer(m)   :    0.16
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 920  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  451.50    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  452.42    Age: 
Sect:  4    Thickness of Layer(m)   :    0.92
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      5         4        91           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  930/ 950  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  452.43    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  452.45    Age: 
Sect:  4    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FINE SAND                                                   
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  960/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  452.46    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  453.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.54
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 660  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  453.00    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  453.66    Age: 
Sect:  5    Thickness of Layer(m)   :    0.66
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  670/ 720  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  453.67    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  453.72    Age: 
Sect:  5    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FINE SAND                                                   
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  730/ 750  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  453.73    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  453.75    Age: 
Sect:  5    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  760/ 780  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  453.76    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  453.78    Age: 
Sect:  5    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FINE SAND                                                   
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  790/ 950  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  453.79    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  453.95    Age: 
Sect:  5    Thickness of Layer(m)   :    0.16
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  960/1230  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  453.96    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  454.23    Age: 
Sect:  5    Thickness of Layer(m)   :    0.27
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FINE SAND                                                   
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1240/1300  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  454.24    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  454.30    Age: 
Sect:  5    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1310/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  454.31    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  454.50    Age: 
Sect:  5    Thickness of Layer(m)   :    0.19
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 260  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  454.50    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  454.76    Age: 
Sect:  6    Thickness of Layer(m)   :    0.26
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  270/ 350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  454.77    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  454.85    Age: 
Sect:  6    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  360/ 800  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  454.86    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  455.30    Age: 
Sect:  6    Thickness of Layer(m)   :    0.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  810/1040  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  455.31    Age: LOWER PLIOCENE
Core:  50   Depth Bottom of Layer(m):  455.54    Age: 
Sect:  6    Thickness of Layer(m)   :    0.23
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  456.50    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  458.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FINE SAND                                                   
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1040  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  458.00    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  459.04    Age: 
Sect:  2    Thickness of Layer(m)   :    1.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1050/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  459.05    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  459.50    Age: 
Sect:  2    Thickness of Layer(m)   :    0.45
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 200  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  459.50    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  459.70    Age: 
Sect:  3    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  210/ 440  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  459.71    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  459.94    Age: 
Sect:  3    Thickness of Layer(m)   :    0.23
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  450/ 740  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  459.95    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  460.24    Age: 
Sect:  3    Thickness of Layer(m)   :    0.29
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  750/ 830  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  460.25    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  460.33    Age: 
Sect:  3    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  840/1230  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  460.34    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  460.73    Age: 
Sect:  3    Thickness of Layer(m)   :    0.39
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1240/1410  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  460.74    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  460.91    Age: 
Sect:  3    Thickness of Layer(m)   :    0.17
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1420/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  460.92    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  461.00    Age: 
Sect:  3    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 690  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  461.00    Age: LOWER PLIOCENE
Core:  51   Depth Bottom of Layer(m):  461.69    Age: 
Sect:  4    Thickness of Layer(m)   :    0.69
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      5         3        92           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : FELDSPAR RICH QUARTZ RICH MUDSTONE                          
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1410  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  466.00    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  467.41    Age: 
Sect:  1    Thickness of Layer(m)   :    1.41
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1420/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  467.42    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  467.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILT                                                        
Screen Lith    : SILT                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  467.50    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  467.60    Age: 
Sect:  2    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  300/ 400  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  467.80    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  467.90    Age: 
Sect:  2    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  410/ 530  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  467.91    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  468.03    Age: 
Sect:  2    Thickness of Layer(m)   :    0.12
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : SILT                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  540/1050  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  468.04    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  468.55    Age: 
Sect:  2    Thickness of Layer(m)   :    0.51
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        92           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1060/1170  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  468.56    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  468.67    Age: 
Sect:  2    Thickness of Layer(m)   :    0.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4         5        91           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : FELDSPAR RICH QUARTZ RICH SILT                              
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1180/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  468.68    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  469.00    Age: 
Sect:  2    Thickness of Layer(m)   :    0.32
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 220  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  469.00    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  469.22    Age: 
Sect:  3    Thickness of Layer(m)   :    0.22
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILT                                                        
Screen Lith    : SILT                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 300  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  469.37    Age: LOWER PLIOCENE
Core:  52   Depth Bottom of Layer(m):  469.67    Age: 
Sect: CC    Thickness of Layer(m)   :    0.30
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        91           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILT                                                        
Screen Lith    : SILT                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 520  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  475.50    Age: LOWER PLIOCENE
Core:  53   Depth Bottom of Layer(m):  476.02    Age: 
Sect:  1    Thickness of Layer(m)   :    0.52
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         2        98           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : SAND                                                        
Screen Lith    : QUARTZ RICH SAND                                            
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  530/1100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  476.03    Age: LOWER PLIOCENE
Core:  53   Depth Bottom of Layer(m):  476.60    Age: 
Sect:  1    Thickness of Layer(m)   :    0.57
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      2         3        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 180  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  476.73    Age: LOWER PLIOCENE
Core:  53   Depth Bottom of Layer(m):  476.91    Age: 
Sect: CC    Thickness of Layer(m)   :    0.18
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  300/1340  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  485.30    Age: LOWER PLIOCENE
Core:  54   Depth Bottom of Layer(m):  486.34    Age: 
Sect:  1    Thickness of Layer(m)   :    1.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1440/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  486.44    Age: LOWER PLIOCENE
Core:  54   Depth Bottom of Layer(m):  486.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  430/1110  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  486.93    Age: LOWER PLIOCENE
Core:  54   Depth Bottom of Layer(m):  487.61    Age: 
Sect:  2    Thickness of Layer(m)   :    0.68
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 350  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  488.00    Age: LOWER PLIOCENE
Core:  54   Depth Bottom of Layer(m):  488.35    Age: 
Sect:  3    Thickness of Layer(m)   :    0.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  400/ 500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  488.40    Age: LOWER PLIOCENE
Core:  54   Depth Bottom of Layer(m):  488.50    Age: 
Sect:  3    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SAND                                                        
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  494.50    Age: LOWER PLIOCENE
Core:  55   Depth Bottom of Layer(m):  496.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  496.00    Age: LOWER PLIOCENE
Core:  55   Depth Bottom of Layer(m):  497.50    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      5         6        89           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : CLAY MINERAL RICH QUARTZ RICH MUD                           
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  497.50    Age: LOWER PLIOCENE
Core:  55   Depth Bottom of Layer(m):  499.00    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        89           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILT                                                  
Screen Lith    : MUD                                                         
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  499.00    Age: LOWER PLIOCENE
Core:  55   Depth Bottom of Layer(m):  500.50    Age: 
Sect:  4    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      1         4        95           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : QUARTZ RICH SANDSTONE                                       
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 230  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  500.50    Age: LOWER PLIOCENE
Core:  55   Depth Bottom of Layer(m):  500.73    Age: 
Sect:  5    Thickness of Layer(m)   :    0.23
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  500.83    Age: LOWER PLIOCENE
Core:  55   Depth Bottom of Layer(m):  500.98    Age: 
Sect: CC    Thickness of Layer(m)   :    0.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  504.00    Age: LOWER PLIOCENE
Core:  56   Depth Bottom of Layer(m):  505.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  505.50    Age: LOWER PLIOCENE
Core:  56   Depth Bottom of Layer(m):  507.00    Age: 
Sect:  2    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  507.00    Age: LOWER PLIOCENE
Core:  56   Depth Bottom of Layer(m):  508.50    Age: 
Sect:  3    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 480  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  508.50    Age: LOWER PLIOCENE
Core:  56   Depth Bottom of Layer(m):  508.98    Age: 
Sect:  4    Thickness of Layer(m)   :    0.48
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  490/ 500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  508.99    Age: LOWER PLIOCENE
Core:  56   Depth Bottom of Layer(m):  509.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  510/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  509.01    Age: LOWER PLIOCENE
Core:  56   Depth Bottom of Layer(m):  510.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.99
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 320  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  510.00    Age: LOWER PLIOCENE
Core:  56   Depth Bottom of Layer(m):  510.32    Age: 
Sect:  5    Thickness of Layer(m)   :    0.32
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 240  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  510.42    Age: LOWER PLIOCENE
Core:  56   Depth Bottom of Layer(m):  510.66    Age: 
Sect: CC    Thickness of Layer(m)   :    0.24
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  180/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  513.68    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  515.00    Age: 
Sect:  1    Thickness of Layer(m)   :    1.32
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1180  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  515.00    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  516.18    Age: 
Sect:  2    Thickness of Layer(m)   :    1.18
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE AND SAND                                    
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1190/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  516.19    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  516.50    Age: 
Sect:  2    Thickness of Layer(m)   :    0.31
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  40  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  516.50    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  516.54    Age: 
Sect:  3    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   50/ 400  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  516.55    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  516.90    Age: 
Sect:  3    Thickness of Layer(m)   :    0.35
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  410/ 500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  516.91    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.00    Age: 
Sect:  3    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  510/ 670  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.01    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.17    Age: 
Sect:  3    Thickness of Layer(m)   :    0.16
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  680/ 750  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.18    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.25    Age: 
Sect:  3    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  760/ 850  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.26    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.35    Age: 
Sect:  3    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  860/ 990  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.36    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.49    Age: 
Sect:  3    Thickness of Layer(m)   :    0.13
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1000/1080  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.50    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.58    Age: 
Sect:  3    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1090/1110  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.59    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.61    Age: 
Sect:  3    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1120/1250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.62    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.75    Age: 
Sect:  3    Thickness of Layer(m)   :    0.13
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1260/1400  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.76    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  517.90    Age: 
Sect:  3    Thickness of Layer(m)   :    0.14
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1410/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  517.91    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  518.00    Age: 
Sect:  3    Thickness of Layer(m)   :    0.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 700  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  518.00    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  518.70    Age: 
Sect:  4    Thickness of Layer(m)   :    0.70
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  710/ 780  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  518.71    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  518.78    Age: 
Sect:  4    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  790/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  518.79    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  519.50    Age: 
Sect:  4    Thickness of Layer(m)   :    0.71
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  40  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  519.50    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  519.54    Age: 
Sect:  5    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   50/  60  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  519.55    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  519.56    Age: 
Sect:  5    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SAND                                                  
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   70/1080  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  519.57    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  520.58    Age: 
Sect:  5    Thickness of Layer(m)   :    1.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1090/1110  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  520.59    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  520.61    Age: 
Sect:  5    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SAND                                                  
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1120/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  520.62    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  521.00    Age: 
Sect:  5    Thickness of Layer(m)   :    0.38
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1150  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  521.00    Age: LOWER PLIOCENE
Core:  57   Depth Bottom of Layer(m):  522.15    Age: 
Sect:  6    Thickness of Layer(m)   :    1.15
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  523.00    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  524.50    Age: 
Sect:  1    Thickness of Layer(m)   :    1.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 650  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  524.50    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  525.15    Age: 
Sect:  2    Thickness of Layer(m)   :    0.65
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  660/ 840  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  525.16    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  525.34    Age: 
Sect:  2    Thickness of Layer(m)   :    0.18
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  850/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  525.35    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  526.00    Age: 
Sect:  2    Thickness of Layer(m)   :    0.65
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 600  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  526.00    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  526.60    Age: 
Sect:  3    Thickness of Layer(m)   :    0.60
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  610/ 650  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  526.61    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  526.65    Age: 
Sect:  3    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  660/ 860  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  526.66    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  526.86    Age: 
Sect:  3    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  870/ 910  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  526.87    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  526.91    Age: 
Sect:  3    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  920/1110  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  526.92    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.11    Age: 
Sect:  3    Thickness of Layer(m)   :    0.19
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1120/1250  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  527.12    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.25    Age: 
Sect:  3    Thickness of Layer(m)   :    0.13
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1260/1290  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  527.26    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.29    Age: 
Sect:  3    Thickness of Layer(m)   :    0.03
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1300/1500  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  527.30    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.50    Age: 
Sect:  3    Thickness of Layer(m)   :    0.20
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  40  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  527.50    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.54    Age: 
Sect:  4    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   50/ 100  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  527.55    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.60    Age: 
Sect:  4    Thickness of Layer(m)   :    0.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  110/ 290  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  527.61    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.79    Age: 
Sect:  4    Thickness of Layer(m)   :    0.18
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  300/ 320  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  527.80    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.82    Age: 
Sect:  4    Thickness of Layer(m)   :    0.02
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  330/ 490  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  527.83    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  527.99    Age: 
Sect:  4    Thickness of Layer(m)   :    0.16
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  500/ 510  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  528.00    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  528.01    Age: 
Sect:  4    Thickness of Layer(m)   :    0.01
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FINE SAND                                                   
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  520/ 560  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  528.02    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  528.06    Age: 
Sect:  4    Thickness of Layer(m)   :    0.04
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  80  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  528.17    Age: LOWER PLIOCENE
Core:  58   Depth Bottom of Layer(m):  528.25    Age: 
Sect: CC    Thickness of Layer(m)   :    0.08
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/  70  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  532.50    Age: LOWER PLIOCENE
Core:  59   Depth Bottom of Layer(m):  532.57    Age: 
Sect:  1    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MEDIUM SAND                                                 
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   80/ 600  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  532.58    Age: LOWER PLIOCENE
Core:  59   Depth Bottom of Layer(m):  533.10    Age: 
Sect:  1    Thickness of Layer(m)   :    0.52
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :  610/1000  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  533.11    Age: LOWER PLIOCENE
Core:  59   Depth Bottom of Layer(m):  533.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.39
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SAND                                                        
Screen Lith    : SAND                                                        
 
 
 
Leg : 66    Top/Bottom Interval(mm) : 1010/1070  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  533.51    Age: LOWER PLIOCENE
Core:  59   Depth Bottom of Layer(m):  533.57    Age: 
Sect:  1    Thickness of Layer(m)   :    0.06
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
Leg : 66    Top/Bottom Interval(mm) :   00/ 110  Age: LOWER PLIOCENE
Hole: 491   Depth Top of Layer(m)   :  533.67    Age: LOWER PLIOCENE
Core:  59   Depth Bottom of Layer(m):  533.78    Age: 
Sect: CC    Thickness of Layer(m)   :    0.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        95           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDDY SILTSTONE                                             
Screen Lith    : MUDSTONE                                                    
 
 
 
    

Introduction


Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]

These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced in 1989 and modified in 2000 by the U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service, National Geophysical Data Center (now part of the National Centers for Environmental Information), and collocated World Data Center for Marine Geology and Geophysics, Boulder (now part of the World Data Service for Geophysics). Data were compiled in cooperation with the U.S. Science Support Program, of the Joint Oceanographic Institutions, Inc. (now the Consortium for Ocean Leadership), and the U.S. National Science Foundation.

Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.

Department of Commerce > NOAA > NESDIS > NCEI > doi:10.7289/V54M92G2