Core Data from the Deep Sea Drilling Project

Leg : 29    Top/Bottom Interval(mm) :   00/1110  Age: CENOZOIC
Hole: 280   Depth Top of Layer(m)   :    0.00    Age: UPPER PLEISTOCENE
Core:   1   Depth Bottom of Layer(m):    1.11    Age: UPPER MIOCENE
Sect:  1    Thickness of Layer(m)   :    1.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     81        11         8       1.39/ 78            108
 
Processing Hist: Classification was successful.
Shipboard Lith : FORAM DIAT BEARING DET CARB NANNO OOZE                      
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL RICH  CALCAREOUS OOZE         
 
 
 
Leg : 29    Top/Bottom Interval(mm) : 1110/1500  Age: 
Hole: 280   Depth Top of Layer(m)   :    1.11    Age: 
Core:   1   Depth Bottom of Layer(m):    1.50    Age: 
Sect:  1    Thickness of Layer(m)   :    0.39
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      4        45        51       1.20/ 89             38
 
Processing Hist: Classification was successful.
Shipboard Lith : SILICEOUS DET CLAY                                          
Screen Lith    : CLAY MINERAL RICH SPICULE RICH DIATOM RICH  SILICEOUS MUD   
 
 
 
Leg : 29    Top/Bottom Interval(mm) :   00/ 850  Age: 
Hole: 280   Depth Top of Layer(m)   :    1.50    Age: 
Core:   1   Depth Bottom of Layer(m):    2.35    Age: 
Sect:  2    Thickness of Layer(m)   :    0.85
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0        51       1.16/ 92             70
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DET CLAY                                                    
Screen Lith    : CLAY                                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) :  850/ 950  Age: 
Hole: 280   Depth Top of Layer(m)   :    2.35    Age: 
Core:   1   Depth Bottom of Layer(m):    2.45    Age: 
Sect:  2    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     55         5        40       1.15/ 93              9
 
Processing Hist: Classification was successful.
Shipboard Lith : CLAY RICH NANNO OOZE                                        
Screen Lith    : CLAY MINERAL RICH MARLY NANNOFOSSIL OOZE                    
 
 
 
Leg : 29    Top/Bottom Interval(mm) :  950/1500  Age: 
Hole: 280   Depth Top of Layer(m)   :    2.45    Age: 
Core:   1   Depth Bottom of Layer(m):    3.00    Age: 
Sect:  2    Thickness of Layer(m)   :    0.55
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0       1.15/ 92             54
 
Processing Hist: 
Shipboard Lith : DETRITAL CLAY                                               
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) :   00/ 850  Age: 
Hole: 280   Depth Top of Layer(m)   :    3.00    Age: 
Core:   1   Depth Bottom of Layer(m):    3.85    Age: 
Sect:  3    Thickness of Layer(m)   :    0.85
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : DETRITAL CLAY                                               
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) : 1000/1300  Age: 
Hole: 280   Depth Top of Layer(m)   :    4.00    Age: 
Core:   1   Depth Bottom of Layer(m):    4.30    Age: 
Sect:  3    Thickness of Layer(m)   :    0.30
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : DETRITAL SILT CLAY                                          
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) : 1400/1500  Age: 
Hole: 280   Depth Top of Layer(m)   :    4.40    Age: 
Core:   1   Depth Bottom of Layer(m):    4.50    Age: 
Sect:  3    Thickness of Layer(m)   :    0.10
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SILICEOUS FOSSIL RICH FORAM NANNO OOZE                      
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) :   00/ 110  Age: 
Hole: 280   Depth Top of Layer(m)   :    4.50    Age: 
Core:   1   Depth Bottom of Layer(m):    4.61    Age: 
Sect:  4    Thickness of Layer(m)   :    0.11
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SILICEOUS RICH DETRITAL CLAY                                
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) :  110/ 330  Age: 
Hole: 280   Depth Top of Layer(m)   :    4.61    Age: 
Core:   1   Depth Bottom of Layer(m):    4.83    Age: 
Sect:  4    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 : NODULE RICH NANNO OOZE                                      
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) :  330/ 400  Age: 
Hole: 280   Depth Top of Layer(m)   :    4.83    Age: 
Core:   1   Depth Bottom of Layer(m):    4.90    Age: 
Sect:  4    Thickness of Layer(m)   :    0.07
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SILICEOUS RICH NANNO OOZE                                   
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) :  400/ 800  Age: 
Hole: 280   Depth Top of Layer(m)   :    4.90    Age: 
Core:   1   Depth Bottom of Layer(m):    5.30    Age: 
Sect:  4    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         0           /                  
 
Processing Hist: 
Shipboard Lith : NODULE BEARING SILICEOUS RICH DETRITAL CLAY                 
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg : 29    Top/Bottom Interval(mm) :  800/1500  Age: 
Hole: 280   Depth Top of Layer(m)   :    5.30    Age: 
Core:   1   Depth Bottom of Layer(m):    6.00    Age: 
Sect:  4    Thickness of Layer(m)   :    0.70
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     88        12         0           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : SILICEOUS RICH NANNO OOZE                                   
Screen Lith    : NANNOFOSSIL CHALK

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