NOAA logo, National Centers for Environmental Information, National Oceanic and Atmospheric Administration NSF logo, National Science Foundation, Division of Ocean Sciences

Core Data from the Deep Sea Drilling Project


Leg : 68    Top/Bottom Interval(mm) :  210/ 580  Age: QUATERNARY
Hole: 502B  Depth Top of Layer(m)   :    0.21    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    0.58    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
========== ========= ========  ================  ============
     50        35        59       1.43/ 76             36
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH NANNOFOSSIL OOZE        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  620/1500  Age: QUATERNARY
Hole: 502B  Depth Top of Layer(m)   :    0.62    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    1.50    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     50        35        59       1.47/ 73             86
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH NANNOFOSSIL OOZE        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 210  Age: QUATERNARY
Hole: 502B  Depth Top of Layer(m)   :    1.50    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    1.71    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
========== ========= ========  ================  ============
     38         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 120  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    1.81    Age: PLEISTOCENE
Core:   1   Depth Bottom of Layer(m):    1.93    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 : FORAM BEARING NANNO MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   50/1460  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    2.95    Age: PLEISTOCENE
Core:   2   Depth Bottom of Layer(m):    4.36    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
========== ========= ========  ================  ============
     41         0        59       1.54/ 69            134
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1150  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    4.40    Age: PLEISTOCENE
Core:   2   Depth Bottom of Layer(m):    5.55    Age: 
Sect:  2    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
========== ========= ========  ================  ============
     48         0        53       1.53/ 70            111
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO FORAM OOZE                                            
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   20/ 680  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    5.92    Age: PLEISTOCENE
Core:   2   Depth Bottom of Layer(m):    6.58    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     48         0        52           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 120  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    6.68    Age: PLEISTOCENE
Core:   2   Depth Bottom of Layer(m):    6.80    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 : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 780  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    7.30    Age: PLEISTOCENE
Core:   3   Depth Bottom of Layer(m):    8.08    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     50         0         0       1.53/ 70             69
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  790/ 900  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    8.09    Age: PLEISTOCENE
Core:   3   Depth Bottom of Layer(m):    8.20    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     37         0        63       1.54/ 70             10
 
Processing Hist: Classification was successful.
Shipboard Lith : ASH                                                         
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  910/1470  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    8.21    Age: PLEISTOCENE
Core:   3   Depth Bottom of Layer(m):    8.77    Age: 
Sect:  1    Thickness of Layer(m)   :    0.56
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     52         0        48       1.57/ 67             55
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 110  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    8.80    Age: PLEISTOCENE
Core:   3   Depth Bottom of Layer(m):    8.91    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
========== ========= ========  ================  ============
     56         0         0       1.56/ 68             10
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  120/ 350  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    8.92    Age: PLEISTOCENE
Core:   3   Depth Bottom of Layer(m):    9.15    Age: 
Sect:  2    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
========== ========= ========  ================  ============
     60         0        40       1.55/ 69             23
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO FORAM OOZE                                            
Screen Lith    : NANNOFOSSIL RICH FORAMINIFERA RICH  CALCAREOUS OOZE         
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  360/1450  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :    9.16    Age: PLEISTOCENE
Core:   3   Depth Bottom of Layer(m):   10.25    Age: 
Sect:  2    Thickness of Layer(m)   :    1.09
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     52         0         0       1.55/ 69            106
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1260  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   10.30    Age: PLEISTOCENE
Core:   3   Depth Bottom of Layer(m):   11.56    Age: 
Sect:  3    Thickness of Layer(m)   :    1.26
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     50         0        51       1.55/ 69             43
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  70  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   11.71    Age: PLEISTOCENE
Core:   3   Depth Bottom of Layer(m):   11.78    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   20/1460  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   11.72    Age: PLEISTOCENE
Core:   4   Depth Bottom of Layer(m):   13.16    Age: 
Sect:  1    Thickness of Layer(m)   :    1.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     49         0        52       1.49/ 72            139
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1460  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   13.20    Age: PLEISTOCENE
Core:   4   Depth Bottom of Layer(m):   14.66    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
========== ========= ========  ================  ============
     52         0        48       1.56/ 68            141
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1260  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   14.70    Age: PLEISTOCENE
Core:   4   Depth Bottom of Layer(m):   15.96    Age: 
Sect:  3    Thickness of Layer(m)   :    1.26
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     50         0         0       1.54/ 69            111
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 100  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   16.16    Age: PLEISTOCENE
Core:   4   Depth Bottom of Layer(m):   16.26    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 : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   50/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   16.15    Age: PLEISTOCENE
Core:   5   Depth Bottom of Layer(m):   17.60    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
========== ========= ========  ================  ============
     50         0        50       1.54/ 70            138
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO FORAM MARL                                            
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 780  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   17.60    Age: PLEISTOCENE
Core:   5   Depth Bottom of Layer(m):   18.38    Age: 
Sect:  2    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
========== ========= ========  ================  ============
     33         0        67       1.55/ 69             76
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH MARLY FORAMINIFERA OOZE                   
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  940/1110  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   18.54    Age: PLEISTOCENE
Core:   5   Depth Bottom of Layer(m):   18.71    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
========== ========= ========  ================  ============
     51         0        49       1.44/ 75             16
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) : 1200/1450  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   18.80    Age: PLEISTOCENE
Core:   5   Depth Bottom of Layer(m):   19.05    Age: 
Sect:  2    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         0       1.51/ 71             24
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   20/1280  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   19.12    Age: PLEISTOCENE
Core:   5   Depth Bottom of Layer(m):   20.38    Age: 
Sect:  3    Thickness of Layer(m)   :    1.26
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     43         0        57       1.56/ 68            102
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  80  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   20.48    Age: PLEISTOCENE
Core:   5   Depth Bottom of Layer(m):   20.56    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   20.50    Age: PLEISTOCENE
Core:   6   Depth Bottom of Layer(m):   22.00    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
========== ========= ========  ================  ============
     47         0        53       1.51/ 71            146
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   22.00    Age: PLEISTOCENE
Core:   6   Depth Bottom of Layer(m):   23.50    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
========== ========= ========  ================  ============
     53         0        47       1.54/ 69            145
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : NANNOFOSSIL RICH FORAMINIFERA RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1340  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   23.50    Age: PLEISTOCENE
Core:   6   Depth Bottom of Layer(m):   24.84    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     52         0         0       1.57/ 68            116
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  80  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   24.94    Age: PLEISTOCENE
Core:   6   Depth Bottom of Layer(m):   25.02    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   30/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   24.93    Age: PLEISTOCENE
Core:   7   Depth Bottom of Layer(m):   26.40    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     55         0         0       1.51/ 71             25
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1450  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   26.40    Age: PLEISTOCENE
Core:   7   Depth Bottom of Layer(m):   27.85    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
========== ========= ========  ================  ============
     49         0         0       1.57/ 67            139
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 800  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   27.90    Age: PLEISTOCENE
Core:   7   Depth Bottom of Layer(m):   28.70    Age: 
Sect:  3    Thickness of Layer(m)   :    0.80
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     54         0        46       1.57/ 67             78
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  810/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   28.71    Age: PLEISTOCENE
Core:   7   Depth Bottom of Layer(m):   29.40    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     62         0        38       1.58/ 67             67
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH  CALCAREOUS OOZE         
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1330  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   29.40    Age: PLEISTOCENE
Core:   7   Depth Bottom of Layer(m):   30.73    Age: 
Sect:  4    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
========== ========= ========  ================  ============
     46         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  40  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   30.83    Age: PLEISTOCENE
Core:   7   Depth Bottom of Layer(m):   30.87    Age: 
Sect: CC    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 : FORAM BEARING NANNO MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  130/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   29.43    Age: PLEISTOCENE
Core:   8   Depth Bottom of Layer(m):   30.80    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     44         0        56       1.45/ 75            133
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 400  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   30.80    Age: PLEISTOCENE
Core:   8   Depth Bottom of Layer(m):   31.20    Age: 
Sect:  2    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
========== ========= ========  ================  ============
     48         0        52       1.50/ 72             39
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  410/ 450  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   31.21    Age: PLEISTOCENE
Core:   8   Depth Bottom of Layer(m):   31.25    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
========== ========= ========  ================  ============
     50        35        52       1.52/ 71              4
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : ZEOLITE AND FORAM BEARING NANNO MARL                        
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH  CALCAREOUS OOZE         
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  460/ 480  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   31.26    Age: PLEISTOCENE
Core:   8   Depth Bottom of Layer(m):   31.28    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       100       1.51/ 71              2
 
Processing Hist: Classification was successful.
Shipboard Lith : VITRIC ASH                                                  
Screen Lith    : GLASS RICH ASH                                              
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  490/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   31.29    Age: PLEISTOCENE
Core:   8   Depth Bottom of Layer(m):   32.30    Age: 
Sect:  2    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
========== ========= ========  ================  ============
     45         0        55       1.55/ 69             60
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH MARLY NANNOFOSSIL OOZE                    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   80/1090  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   32.38    Age: PLEISTOCENE
Core:   8   Depth Bottom of Layer(m):   33.39    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     38         0        62       1.52/ 71             63
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH MARLY NANNOFOSSIL OOZE                    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 140  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   33.49    Age: PLEISTOCENE
Core:   8   Depth Bottom of Layer(m):   33.63    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 : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   50/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   33.75    Age: PLEISTOCENE
Core:   9   Depth Bottom of Layer(m):   35.20    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
========== ========= ========  ================  ============
     47         0        53       1.47/ 73            140
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1130  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   35.20    Age: PLEISTOCENE
Core:   9   Depth Bottom of Layer(m):   36.33    Age: 
Sect:  2    Thickness of Layer(m)   :    1.13
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     47         0        53       1.45/ 75            102
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) : 1200/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   36.40    Age: PLEISTOCENE
Core:   9   Depth Bottom of Layer(m):   36.70    Age: 
Sect:  2    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       1.42/ 77             29
 
Processing Hist: 
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 190  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   36.70    Age: PLEISTOCENE
Core:   9   Depth Bottom of Layer(m):   36.89    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
========== ========= ========  ================  ============
     63         0        37           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : NANNOFOSSIL RICH FORAMINIFERA RICH  CALCAREOUS OOZE         
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 100  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   37.48    Age: PLEISTOCENE
Core:   9   Depth Bottom of Layer(m):   37.58    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         0           /                  
 
Processing Hist: 
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   60/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   38.16    Age: PLEISTOCENE
Core:  10   Depth Bottom of Layer(m):   39.60    Age: 
Sect:  1    Thickness of Layer(m)   :    1.44
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0       1.45/ 75            130
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   39.60    Age: PLEISTOCENE
Core:  10   Depth Bottom of Layer(m):   41.10    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
========== ========= ========  ================  ============
     38         0        62       1.42/ 76            101
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  70  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   41.20    Age: PLEISTOCENE
Core:  10   Depth Bottom of Layer(m):   41.27    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   42.50    Age: PLEISTOCENE
Core:  11   Depth Bottom of Layer(m):   44.00    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
========== ========= ========  ================  ============
     49         0        51       1.54/ 69            115
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   44.00    Age: PLEISTOCENE
Core:  11   Depth Bottom of Layer(m):   45.50    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
========== ========= ========  ================  ============
     49         0        51       1.61/ 65            146
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1340  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   45.50    Age: PLEISTOCENE
Core:  11   Depth Bottom of Layer(m):   46.84    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     50         0         0       1.61/ 65            117
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  80  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   46.94    Age: PLEISTOCENE
Core:  11   Depth Bottom of Layer(m):   47.02    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1350  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   46.90    Age: PLEISTOCENE
Core:  12   Depth Bottom of Layer(m):   48.25    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       1.50/ 71            127
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   48.40    Age: PLEISTOCENE
Core:  12   Depth Bottom of Layer(m):   49.90    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       1.51/ 71            146
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 570  Age: PLEISTOCENE
Hole: 502B  Depth Top of Layer(m)   :   49.90    Age: PLEISTOCENE
Core:  12   Depth Bottom of Layer(m):   50.47    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     43         0        57           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 150  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   50.57    Age: UPPER PLIOCENE
Core:  12   Depth Bottom of Layer(m):   50.72    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 : FORAM AND NANNO BEARING MARL                                
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   51.30    Age: UPPER PLIOCENE
Core:  13   Depth Bottom of Layer(m):   52.80    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
========== ========= ========  ================  ============
     50         0         0       1.55/ 69            145
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   52.80    Age: UPPER PLIOCENE
Core:  13   Depth Bottom of Layer(m):   54.30    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
========== ========= ========  ================  ============
     36         0        64       1.58/ 67            146
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : CLAY MINERAL RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1260  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   54.30    Age: UPPER PLIOCENE
Core:  13   Depth Bottom of Layer(m):   55.56    Age: 
Sect:  3    Thickness of Layer(m)   :    1.26
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     52         0         0       1.56/ 68            103
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 230  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   55.66    Age: UPPER PLIOCENE
Core:  13   Depth Bottom of Layer(m):   55.89    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 320  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   55.70    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   56.02    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
========== ========= ========  ================  ============
     49         0         0       1.53/ 70             28
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  330/ 620  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   56.03    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   56.32    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
========== ========= ========  ================  ============
     59         0         0       1.58/ 67             28
 
Processing Hist: 
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  630/ 990  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   56.33    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   56.69    Age: 
Sect:  1    Thickness of Layer(m)   :    0.36
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     52         0        48       1.62/ 65             35
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) : 1000/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   56.70    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   57.20    Age: 
Sect:  1    Thickness of Layer(m)   :    0.50
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     41         0        59       1.58/ 67             49
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  70  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   57.20    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   57.27    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         0           /                  
 
Processing Hist: 
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   80/ 490  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   57.28    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   57.69    Age: 
Sect:  2    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
========== ========= ========  ================  ============
     39         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  500/ 700  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   57.70    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   57.90    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
========== ========= ========  ================  ============
     59         0         0           /                  
 
Processing Hist: 
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  720/ 950  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   57.92    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   58.15    Age: 
Sect:  2    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 : NANNO BEARING FORAM MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  960/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   58.16    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   58.70    Age: 
Sect:  2    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
========== ========= ========  ================  ============
     40         0         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 990  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   58.70    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   59.69    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     47         0         0       1.59/ 66             64
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) : 1040/1150  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   59.74    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   59.85    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         0       1.60/ 66             11
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 210  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   59.95    Age: UPPER PLIOCENE
Core:  14   Depth Bottom of Layer(m):   60.16    Age: 
Sect: CC    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 300  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   60.10    Age: UPPER PLIOCENE
Core:  15   Depth Bottom of Layer(m):   60.40    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     56         0         0       1.54/ 69             29
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  310/ 580  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   60.41    Age: UPPER PLIOCENE
Core:  15   Depth Bottom of Layer(m):   60.68    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
========== ========= ========  ================  ============
     58         0        43       1.52/ 71             26
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE  
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  590/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   60.69    Age: UPPER PLIOCENE
Core:  15   Depth Bottom of Layer(m):   61.60    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
========== ========= ========  ================  ============
     48         0        52       1.55/ 69             89
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 220  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   61.70    Age: UPPER PLIOCENE
Core:  15   Depth Bottom of Layer(m):   61.92    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 : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1040  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   64.50    Age: UPPER PLIOCENE
Core:  16   Depth Bottom of Layer(m):   65.54    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
========== ========= ========  ================  ============
     51         0        50       1.50/ 72             51
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 210  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   65.64    Age: UPPER PLIOCENE
Core:  16   Depth Bottom of Layer(m):   65.85    Age: 
Sect: CC    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   68.90    Age: UPPER PLIOCENE
Core:  17   Depth Bottom of Layer(m):   70.40    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
========== ========= ========  ================  ============
     52         0        49       1.58/ 67            145
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   70.40    Age: UPPER PLIOCENE
Core:  17   Depth Bottom of Layer(m):   71.90    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
========== ========= ========  ================  ============
     49         0        51       1.61/ 65            146
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1150  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   71.90    Age: UPPER PLIOCENE
Core:  17   Depth Bottom of Layer(m):   73.05    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     53         0         0       1.61/ 65             79
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 180  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   73.15    Age: UPPER PLIOCENE
Core:  17   Depth Bottom of Layer(m):   73.33    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 : FORAM AND NANNO BEARING MARL                                
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   20/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   73.32    Age: UPPER PLIOCENE
Core:  18   Depth Bottom of Layer(m):   74.80    Age: 
Sect:  1    Thickness of Layer(m)   :    1.48
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     52         0         0       1.56/ 68            143
 
Processing Hist: 
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   74.80    Age: UPPER PLIOCENE
Core:  18   Depth Bottom of Layer(m):   76.30    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
========== ========= ========  ================  ============
     50         0        50       1.59/ 66            145
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : NANNOFOSSIL RICH FORAMINIFERA RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1260  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   76.30    Age: UPPER PLIOCENE
Core:  18   Depth Bottom of Layer(m):   77.56    Age: 
Sect:  3    Thickness of Layer(m)   :    1.26
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     53         0         0       1.60/ 66            105
 
Processing Hist: 
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : NANNOFOSSIL RICH FORAMINIFERA RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 120  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   77.66    Age: UPPER PLIOCENE
Core:  18   Depth Bottom of Layer(m):   77.78    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 : NANNO BEARING FORAM MARL                                    
Screen Lith    : NANNOFOSSIL RICH FORAMINIFERA RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: UPPER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   77.70    Age: UPPER PLIOCENE
Core:  19   Depth Bottom of Layer(m):   79.20    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
========== ========= ========  ================  ============
     46         0         0       1.60/ 66            146
 
Processing Hist: 
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : NANNOFOSSIL RICH FORAMINIFERA RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   79.20    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):   80.70    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
========== ========= ========  ================  ============
     54         0        46       1.61/ 65            145
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING FORAM MARL                                    
Screen Lith    : NANNOFOSSIL RICH FORAMINIFERA RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1100  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   80.70    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):   81.80    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     54         0         0       1.59/ 66             74
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  80  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   81.90    Age: LOWER PLIOCENE
Core:  19   Depth Bottom of Layer(m):   81.98    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         0           /                  
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   82.10    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):   83.60    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
========== ========= ========  ================  ============
     51         0        49       1.61/ 65            146
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   83.60    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):   85.10    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
========== ========= ========  ================  ============
     47         0         0       1.63/ 64            145
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1360  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   85.10    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):   86.46    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     49         1        50       1.67/ 62            122
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 220  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   86.56    Age: LOWER PLIOCENE
Core:  20   Depth Bottom of Layer(m):   86.78    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 : FORAM AND NANNO BEARING MARL                                
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   30/1500  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   86.53    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):   88.00    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     52         0         0       1.60/ 66            142
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   88.00    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):   89.50    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
========== ========= ========  ================  ============
     50         0        50       1.60/ 66            146
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1190  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   89.50    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):   90.69    Age: 
Sect:  3    Thickness of Layer(m)   :    1.19
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     56         0         0       1.60/ 65             89
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 190  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   90.79    Age: LOWER PLIOCENE
Core:  21   Depth Bottom of Layer(m):   90.98    Age: 
Sect: CC    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 : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 170  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   90.90    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):   91.07    Age: 
Sect:  1    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 : FORAM BEARING NANNO MARL                                    
Screen Lith    : MARLY CALCAREOUS OOZE.                                      
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   92.40    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):   93.90    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
========== ========= ========  ================  ============
     50         0        50       1.60/ 65            145
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: LOWER PLIOCENE
Hole: 502B  Depth Top of Layer(m)   :   93.90    Age: LOWER PLIOCENE
Core:  22   Depth Bottom of Layer(m):   95.40    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
========== ========= ========  ================  ============
     47         0         0       1.65/ 63            146
 
Processing Hist: 
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1270  Age: 
Hole: 502B  Depth Top of Layer(m)   :   95.40    Age: 
Core:  22   Depth Bottom of Layer(m):   96.67    Age: 
Sect:  4    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
========== ========= ========  ================  ============
     45         0        55       1.65/ 62            110
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM BEARING NANNO MARL                                    
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH MARLY CALCAREOUS OOZE    
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: 
Hole: 502B  Depth Top of Layer(m)   :   95.30    Age: 
Core:  23   Depth Bottom of Layer(m):   96.80    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
========== ========= ========  ================  ============
     50        35        55       1.58/ 67            146
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH  CALCAREOUS OOZE         
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/1500  Age: 
Hole: 502B  Depth Top of Layer(m)   :   96.80    Age: 
Core:  23   Depth Bottom of Layer(m):   98.30    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
========== ========= ========  ================  ============
     50        35        55       1.67/ 61            145
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH  CALCAREOUS OOZE         
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/ 280  Age: 
Hole: 502B  Depth Top of Layer(m)   :   98.30    Age: 
Core:  23   Depth Bottom of Layer(m):   98.58    Age: 
Sect:  3    Thickness of Layer(m)   :    0.28
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     50        35        55           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH  CALCAREOUS OOZE         
 
 
 
Leg : 68    Top/Bottom Interval(mm) :  340/ 460  Age: 
Hole: 502B  Depth Top of Layer(m)   :   98.64    Age: 
Core:  23   Depth Bottom of Layer(m):   98.76    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     50        35        55           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH  CALCAREOUS OOZE         
 
 
 
Leg : 68    Top/Bottom Interval(mm) :   00/  70  Age: 
Hole: 502B  Depth Top of Layer(m)   :   98.86    Age: 
Core:  23   Depth Bottom of Layer(m):   98.93    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
========== ========= ========  ================  ============
     50        35        55           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : FORAM AND NANNO BEARING MARL                                
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH  CALCAREOUS OOZE         
 
 
 
    

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