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NOAA/NGDC
WDC MGG Seafloor Series Vol I

Core Data from the Deep Sea Drilling Project


Leg :  2    Top/Bottom Interval(mm) :  720/1500  Age: EOCENE
Hole:   8A  Depth Top of Layer(m)   :  279.02    Age: EOCENE
Core:   1   Depth Bottom of Layer(m):  279.80    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
========== ========= ========  ================  ============
      0         0        47       1.46/ 74             74
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILTY SPICULITE MUD                                         
Screen Lith    : MUD                                                         
 
 
 
Leg :  2    Top/Bottom Interval(mm) :   00/1500  Age: EOCENE
Hole:   8A  Depth Top of Layer(m)   :  279.80    Age: EOCENE
Core:   1   Depth Bottom of Layer(m):  281.30    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
========== ========= ========  ================  ============
      0        48        53       1.57/ 68            158
 
Processing Hist: Classification was successful.
Shipboard Lith : CLAY                                                        
Screen Lith    : CLAY MINERAL RICH RADIOLARIA MUD                            
 
 
 
Leg :  2    Top/Bottom Interval(mm) :   00/ 160  Age: EOCENE
Hole:   8A  Depth Top of Layer(m)   :  287.80    Age: EOCENE
Core:   2   Depth Bottom of Layer(m):  287.96    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     35        50        53           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CHERT                                                       
Screen Lith    :  CHERT                                                      
 
 
 
Leg :  2    Top/Bottom Interval(mm) :  160/ 310  Age: EOCENE
Hole:   8A  Depth Top of Layer(m)   :  287.96    Age: EOCENE
Core:   2   Depth Bottom of Layer(m):  288.11    Age: 
Sect:  1    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        30        70           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : CLAY                                                        
Screen Lith    : RADIOLARIA RICH CLAY MINERAL RICH MUD                       
 
 
 
Leg :  2    Top/Bottom Interval(mm) :  310/ 440  Age: EOCENE
Hole:   8A  Depth Top of Layer(m)   :  288.11    Age: EOCENE
Core:   2   Depth Bottom of Layer(m):  288.24    Age: 
Sect:  1    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         2        98           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : CHERT                                                       
Screen Lith    : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAYSTONE            
 
 
 
Leg :  2    Top/Bottom Interval(mm) :  440/ 520  Age: EOCENE
Hole:   8A  Depth Top of Layer(m)   :  288.24    Age: EOCENE
Core:   2   Depth Bottom of Layer(m):  288.32    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
========== ========= ========  ================  ============
     35        50        98           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CHERT                                                       
Screen Lith    :  CHERT                                                      
 
 
 
Leg :  2    Top/Bottom Interval(mm) :   00/ 630  Age: EOCENE
Hole:   8A  Depth Top of Layer(m)   :  295.40    Age: EOCENE
Core:   3   Depth Bottom of Layer(m):  296.03    Age: 
Sect:  1    Thickness of Layer(m)   :    0.63
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     35        50        98           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CHERT                                                       
Screen Lith    :  CHERT

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These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced 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, and collocated World Data Center for Marine Geology and Geophysics, Boulder. Data were compiled in cooperation with the U.S. Science Support Program, the Joint Oceanographic Institutions, Inc., and the U.S. National Science Foundation. Please see the NGDC privacy, disclaimer, and copyright notices.