Core Data from the Deep Sea Drilling Project

Leg : 25    Top/Bottom Interval(mm) : 0000/1500  Age: QUATERNARY
Hole: 240   Depth Top of Layer(m)   :    0.20    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    1.70    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
========== ========= ========  ================  ============
     24        44        32       1.12/ 95             38
 
Processing Hist: Classification was successful.
Shipboard Lith : SILT RICH NANNO RADIOLARIA OOZE                             
Screen Lith    : NANNOFOSSIL RICH RADIOLARIA MUD                             
 
 
 
Leg : 25    Top/Bottom Interval(mm) :  830/1300  Age: QUATERNARY
Hole: 240   Depth Top of Layer(m)   :    2.53    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    3.00    Age: 
Sect:  2    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
========== ========= ========  ================  ============
     81        15         5       1.18/ 91             40
 
Processing Hist: Classification was successful.
Shipboard Lith : SILT BEARING RADIOLARIA NANNO OOZE                          
Screen Lith    : RADIOLARIA RICH NANNOFOSSIL OOZE                            
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 1300/1500  Age: QUATERNARY
Hole: 240   Depth Top of Layer(m)   :    3.00    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    3.20    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
========== ========= ========  ================  ============
     53        21        26       1.25/ 87             19
 
Processing Hist: Classification was successful.
Shipboard Lith : DIATOMS FORAMINIFERA DETRIAL SAND                           
Screen Lith    : DIATOM RICH NANNOFOSSIL OOZE                                
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/0700  Age: QUATERNARY
Hole: 240   Depth Top of Layer(m)   :    3.20    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    3.90    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     50        35        26       1.22/ 88             60
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY RICH NANNO OOZE                                        
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL OOZE                          
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1500  Age: QUATERNARY
Hole: 240   Depth Top of Layer(m)   :    4.70    Age: QUATERNARY
Core:   1   Depth Bottom of Layer(m):    6.20    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        26       1.24/ 87            137
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILT                                                 
Screen Lith    : MUD                                                         
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1500  Age: 
Hole: 240   Depth Top of Layer(m)   :    6.20    Age: 
Core:   1   Depth Bottom of Layer(m):    7.70    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
========== ========= ========  ================  ============
     28        16        56       1.19/ 90            129
 
Processing Hist: Classification was successful.
Shipboard Lith : RADIOLARIA RICH DIATOM RICH DETRITAL SILTY CLAY             
Screen Lith    : NANNOFOSSIL RICH MUD                                        
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1500  Age: 
Hole: 240   Depth Top of Layer(m)   :    7.70    Age: 
Core:   1   Depth Bottom of Layer(m):    9.20    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       1.22/ 88            142
 
Processing Hist: 
Shipboard Lith : CLAYEY SILT                                                 
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 25    Top/Bottom Interval(mm) :  300/1150  Age: PLIOCENE
Hole: 240   Depth Top of Layer(m)   :   73.30    Age: PLIOCENE
Core:   3   Depth Bottom of Layer(m):   74.15    Age: 
Sect:  1    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
========== ========= ========  ================  ============
     23         7        70           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : CLAY                                                        
Screen Lith    : NANNOFOSSIL RICH CLAY MINERAL RICH MUD                      
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 1150/1500  Age: PLIOCENE
Hole: 240   Depth Top of Layer(m)   :   74.15    Age: PLIOCENE
Core:   3   Depth Bottom of Layer(m):   74.50    Age: 
Sect:  1    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 : SILT RICH CLAY                                              
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1500  Age: PLIOCENE
Hole: 240   Depth Top of Layer(m)   :   74.50    Age: PLIOCENE
Core:   3   Depth Bottom of Layer(m):   76.00    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       1.55/ 68            146
 
Processing Hist: 
Shipboard Lith : SILTY CLAY                                                  
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1500  Age: PLIOCENE
Hole: 240   Depth Top of Layer(m)   :   76.00    Age: PLIOCENE
Core:   3   Depth Bottom of Layer(m):   77.50    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       1.55/ 69            146
 
Processing Hist: 
Shipboard Lith : SILTY CLAY                                                  
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1500  Age: PLIOCENE
Hole: 240   Depth Top of Layer(m)   :   79.00    Age: PLIOCENE
Core:   3   Depth Bottom of Layer(m):   80.50    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       100       1.60/ 66            146
 
Processing Hist: Classification was successful.
Shipboard Lith : SILTY CLAY                                                  
Screen Lith    : QUARTZ RICH CLAY MINERAL RICH MUD                           
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 1150/1500  Age: UPPER MIOCENE
Hole: 240   Depth Top of Layer(m)   :  149.15    Age: UPPER MIOCENE
Core:   4   Depth Bottom of Layer(m):  149.50    Age: 
Sect:  1    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 : NANNO BEARING SILTY CLAY                                    
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1250  Age: UPPER MIOCENE
Hole: 240   Depth Top of Layer(m)   :  149.50    Age: UPPER MIOCENE
Core:   4   Depth Bottom of Layer(m):  150.75    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       100       1.94/ 46            122
 
Processing Hist: Classification was successful.
Shipboard Lith : FINE QUARTZ SAND                                            
Screen Lith    : QUARTZ RICH SAND                                            
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 1250/1500  Age: UPPER MIOCENE
Hole: 240   Depth Top of Layer(m)   :  150.75    Age: UPPER MIOCENE
Core:   4   Depth Bottom of Layer(m):  151.00    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       1.77/ 55             24
 
Processing Hist: 
Shipboard Lith : MEDIUM COARSE SAND                                          
Screen Lith    : CLASTIC SEDIMENT.                                           
 
 
 
Leg : 25    Top/Bottom Interval(mm) :  250/1500  Age: MIOCENE
Hole: 240   Depth Top of Layer(m)   :  157.55    Age: MIOCENE
Core:   5   Depth Bottom of Layer(m):  158.80    Age: 
Sect:  1    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       100       1.50/ 71            122
 
Processing Hist: Classification was successful.
Shipboard Lith : SANDY SILT                                                  
Screen Lith    : QUARTZ RICH SILT                                            
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1400  Age: MIOCENE
Hole: 240   Depth Top of Layer(m)   :  158.80    Age: MIOCENE
Core:   5   Depth Bottom of Layer(m):  160.20    Age: 
Sect:  2    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       100       1.73/ 58            136
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SANDY CLAY                                                  
Screen Lith    : SANDY MUD                                                   
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 0000/1500  Age: MIOCENE
Hole: 240   Depth Top of Layer(m)   :  160.30    Age: MIOCENE
Core:   5   Depth Bottom of Layer(m):  161.80    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       100       1.63/ 64            146
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILT BEARING CLAY                                           
Screen Lith    : CLAY                                                        
 
 
 
Leg : 25    Top/Bottom Interval(mm) :   00/ 100  Age: MIOCENE
Hole: 240   Depth Top of Layer(m)   :  161.80    Age: MIOCENE
Core:   5   Depth Bottom of Layer(m):  161.90    Age: 
Sect:  4    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       100           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILT                                                        
Screen Lith    : SILT                                                        
 
 
 
Leg : 25    Top/Bottom Interval(mm) :  100/ 400  Age: MIOCENE
Hole: 240   Depth Top of Layer(m)   :  161.90    Age: MIOCENE
Core:   5   Depth Bottom of Layer(m):  162.20    Age: 
Sect:  4    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       100           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY                                                        
Screen Lith    : CLAY                                                        
 
 
 
Leg : 25    Top/Bottom Interval(mm) :  800/1200  Age: MIOCENE
Hole: 240   Depth Top of Layer(m)   :  165.60    Age: MIOCENE
Core:   5   Depth Bottom of Layer(m):  166.00    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       100           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : COARSE SAND                                                 
Screen Lith    : MUD                                                         
 
 
 
Leg : 25    Top/Bottom Interval(mm) : 1200/1500  Age: MIOCENE
Hole: 240   Depth Top of Layer(m)   :  166.00    Age: MIOCENE
Core:   5   Depth Bottom of Layer(m):  166.30    Age: 
Sect:  6    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
========== ========= ========  ================  ============
     40        63         0           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : SILT BEARING CLAY                                           
Screen Lith    : CARBONATE RICH DIATOM OOZE                                  
 
 
 
Leg : 25    Top/Bottom Interval(mm) :  300/1500  Age: 
Hole: 240   Depth Top of Layer(m)   :  192.30    Age: 
Core:   7   Depth Bottom of Layer(m):  193.50    Age: 
Sect:  1    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         0           /                  
 
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT                                                      
Screen Lith    : BASALT
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