Core Data from the Deep Sea Drilling Project

Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER MIOCENE
Hole:  57A  Depth Top of Layer(m)   :   43.90    Age: UPPER MIOCENE
Core:   1   Depth Bottom of Layer(m):   45.40    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
========== ========= ========  ================  ============
     94         2         4       1.62/ 65            154
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : NANNOFOSSIL OOZE                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER MIOCENE
Hole:  57A  Depth Top of Layer(m)   :   45.40    Age: UPPER MIOCENE
Core:   1   Depth Bottom of Layer(m):   46.90    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
========== ========= ========  ================  ============
     89         1        11       1.67/ 62            155
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : NANNOFOSSIL OOZE                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER MIOCENE
Hole:  57A  Depth Top of Layer(m)   :   46.90    Age: UPPER MIOCENE
Core:   1   Depth Bottom of Layer(m):   48.40    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
========== ========= ========  ================  ============
     92         3         5       1.67/ 61            158
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : NANNOFOSSIL CHALK                                           
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER MIOCENE
Hole:  57A  Depth Top of Layer(m)   :   48.40    Age: UPPER MIOCENE
Core:   1   Depth Bottom of Layer(m):   49.90    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
========== ========= ========  ================  ============
     95         6         0       1.65/ 63            158
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : NANNOFOSSIL CHALK                                           
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER MIOCENE
Hole:  57A  Depth Top of Layer(m)   :   49.90    Age: UPPER MIOCENE
Core:   1   Depth Bottom of Layer(m):   51.40    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
========== ========= ========  ================  ============
      4         0         0       1.64/ 63            158
 
Processing Hist: 
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : CALCAREOUS OOZE.                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER MIOCENE
Hole:  57A  Depth Top of Layer(m)   :   51.40    Age: UPPER MIOCENE
Core:   1   Depth Bottom of Layer(m):   52.90    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
========== ========= ========  ================  ============
     96         1         3       1.69/ 60            157
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : NANNOFOSSIL OOZE                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  150/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  307.05    Age: UPPER OLIGOCENE
Core:   2   Depth Bottom of Layer(m):  308.40    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
========== ========= ========  ================  ============
     68         5        28       1.66/ 62            144
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO FORAM CHALK OOZE                                      
Screen Lith    : FORAMINIFERA RICH NANNOFOSSIL CHALK                         
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   50/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  308.45    Age: UPPER OLIGOCENE
Core:   2   Depth Bottom of Layer(m):  309.90    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
========== ========= ========  ================  ============
     69        21        11       1.56/ 68            126
 
Processing Hist: 
Shipboard Lith : NANNO MARL OOZE                                             
Screen Lith    : CHALK.                                                      
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  120/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  316.22    Age: UPPER OLIGOCENE
Core:   3   Depth Bottom of Layer(m):  317.60    Age: 
Sect:  1    Thickness of Layer(m)   :    1.38
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     95        11         0       1.63/ 64            142
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : GLASS RICH NANNOFOSSIL CHALK                                
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  317.60    Age: UPPER OLIGOCENE
Core:   3   Depth Bottom of Layer(m):  319.10    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
========== ========= ========  ================  ============
     31         2        67           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : GLASS RICH FORAMINIFERA RICH MARLY NANNOFOSSIL CHALK        
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  500/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  321.10    Age: UPPER OLIGOCENE
Core:   4   Depth Bottom of Layer(m):  322.10    Age: 
Sect:  1    Thickness of Layer(m)   :    1.00
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     78         0         0           /                  
 
Processing Hist: 
Shipboard Lith : SANDY VOLCANIC ASH                                          
Screen Lith    : CALCAREOUS SEDIMENT.                                        
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  322.10    Age: UPPER OLIGOCENE
Core:   4   Depth Bottom of Layer(m):  323.60    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
========== ========= ========  ================  ============
     87         4         9           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : GLASS RICH FORAMINIFERA RICH NANNOFOSSIL RICH  CHALK        
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   30/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  323.63    Age: UPPER OLIGOCENE
Core:   4   Depth Bottom of Layer(m):  325.10    Age: 
Sect:  3    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
========== ========= ========  ================  ============
     72         4        25           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : GLASS RICH NANNOFOSSIL CHALK                                
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  325.10    Age: UPPER OLIGOCENE
Core:   4   Depth Bottom of Layer(m):  326.60    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
========== ========= ========  ================  ============
     50        35        25           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : NANNOFOSSIL CHALK                                           
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  326.60    Age: UPPER OLIGOCENE
Core:   4   Depth Bottom of Layer(m):  328.10    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
========== ========= ========  ================  ============
     50        35        25           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : NANNOFOSSIL CHALK                                           
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/ 100  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  328.10    Age: UPPER OLIGOCENE
Core:   4   Depth Bottom of Layer(m):  328.20    Age: 
Sect:  6    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
========== ========= ========  ================  ============
     50        35        25           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO CHALK OOZE                                            
Screen Lith    : NANNOFOSSIL CHALK                                           
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  100/ 320  Age: UPPER OLIGOCENE
Hole:  57A  Depth Top of Layer(m)   :  328.20    Age: UPPER OLIGOCENE
Core:   4   Depth Bottom of Layer(m):  328.42    Age: 
Sect:  6    Thickness of Layer(m)   :    0.22
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0           /                  
 
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : PORPHORITIC BASALT                                          
Screen Lith    : PORPHORITIC 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