Core Data from the Deep Sea Drilling Project

Leg :  6    Top/Bottom Interval(mm) :  550/ 700  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :    5.75    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):    5.90    Age: UPPER JURASSIC
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         0        99       1.27/ 85             13
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUD                                                         
Screen Lith    : MUD                                                         
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  700/1500  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :    5.90    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):    6.70    Age: UPPER JURASSIC
Sect:  1    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
========== ========= ========  ================  ============
      0         0        99       1.33/ 82             85
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : ZEOLITIC SILTY MUD                                          
Screen Lith    : MUD                                                         
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/ 550  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :    6.70    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):    7.25    Age: UPPER JURASSIC
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
========== ========= ========  ================  ============
      1         0         0       1.32/ 82             56
 
Processing Hist: 
Shipboard Lith : ZEOLITIC SILTY MUD                                          
Screen Lith    : DETRITAL SEDIMENT.                                          
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  550/1500  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :    7.25    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):    8.20    Age: UPPER JURASSIC
Sect:  2    Thickness of Layer(m)   :    0.95
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0         0       1.39/ 78            101
 
Processing Hist: 
Shipboard Lith : ZEOLITIC SANDY MUD                                          
Screen Lith    : DETRITAL SEDIMENT.                                          
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :    8.20    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):    9.70    Age: UPPER JURASSIC
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
========== ========= ========  ================  ============
      1         0        99       1.36/ 80            158
 
Processing Hist: Classification was successful.
Shipboard Lith : SANDY ZEOLITIC MUD                                          
Screen Lith    : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY                 
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   50/ 650  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :    9.75    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):   10.35    Age: UPPER JURASSIC
Sect:  4    Thickness of Layer(m)   :    0.60
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      1         0        99       1.39/ 78             60
 
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITIC SILTY MUD                                          
Screen Lith    : LIMONITE RICH CLAY MINERAL RICH PELAGIC CLAY                
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  650/1050  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   10.35    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):   10.75    Age: UPPER JURASSIC
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        99       1.47/ 74             42
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : OOZE AND MUD                                                
Screen Lith    : MUD                                                         
 
 
 
Leg :  6    Top/Bottom Interval(mm) : 1050/1400  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   10.75    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):   11.10    Age: UPPER JURASSIC
Sect:  4    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
========== ========= ========  ================  ============
     90         0        10       1.59/ 67             38
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNOPLANKTON CHALK OOZE                                    
Screen Lith    : NANNOFOSSIL OOZE                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) : 1400/1500  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   11.10    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):   11.20    Age: UPPER JURASSIC
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         0       1.41/ 77             10
 
Processing Hist: 
Shipboard Lith : ZEOLITIC SILTY MUD                                          
Screen Lith    : NANNOFOSSIL OOZE                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/ 150  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   11.20    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):   11.35    Age: UPPER JURASSIC
Sect:  5    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       1.51/ 71             12
 
Processing Hist: 
Shipboard Lith : ZEOLITIC MUD                                                
Screen Lith    : NANNOFOSSIL OOZE                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  150/ 450  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   11.35    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):   11.65    Age: UPPER JURASSIC
Sect:  5    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
========== ========= ========  ================  ============
     70         0        30       1.70/ 60             32
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNOPLANKTON CHALK OOZE                                    
Screen Lith    : NANNOFOSSIL OOZE                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  450/1500  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   11.65    Age: LOWER CRETACEOUS
Core:   1   Depth Bottom of Layer(m):   12.70    Age: UPPER JURASSIC
Sect:  5    Thickness of Layer(m)   :    1.05
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
      0         0       100       1.36/ 80             99
 
Processing Hist: 
Shipboard Lith : SILTY ZEOLITIC MUD                                          
Screen Lith    : CALCAREOUS OOZE.                                            
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   11.60    Age: LOWER CRETACEOUS
Core:   2   Depth Bottom of Layer(m):   13.10    Age: UPPER JURASSIC
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
========== ========= ========  ================  ============
     86         0        14           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNOPLANKTON CHALK OOZE                                    
Screen Lith    : CLAY MINERAL RICH NANNOFOSSIL RICH  CHALK                   
 
 
 
Leg :  6    Top/Bottom Interval(mm) :  400/1500  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   13.50    Age: LOWER CRETACEOUS
Core:   2   Depth Bottom of Layer(m):   14.60    Age: UPPER JURASSIC
Sect:  2    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
========== ========= ========  ================  ============
     84         0        16           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNOPLANKTON CHALK OOZE                                    
Screen Lith    : NANNOFOSSIL CHALK                                           
 
 
 
Leg :  6    Top/Bottom Interval(mm) :   00/1500  Age: MESOZOIC
Hole:  49A  Depth Top of Layer(m)   :   14.60    Age: LOWER CRETACEOUS
Core:   2   Depth Bottom of Layer(m):   16.10    Age: UPPER JURASSIC
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
========== ========= ========  ================  ============
     83         0        17           /                  
 
Processing Hist: Classification was successful.
Shipboard Lith : NANNOPLANKTON CHALK OOZE                                    
Screen Lith    : NANNOFOSSIL CHALK                                           
 
 
 
Leg :  6    Top/Bottom Interval(mm) :    0/   0  Age: 
Hole:  49A  Depth Top of Layer(m)   :   20.70    Age: 
Core:   2   Depth Bottom of Layer(m):   20.70    Age: 
Sect: CC    Thickness of Layer(m)   :    0.00
 
       Average Percent          G.R.A.P.E. Avg   # G.R.A.P.E.
Calcareous Siliceous Detrital  Density/Porosity   meas Avg'd
========== ========= ========  ================  ============
     50        35        17           /                  
 
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO CHALK 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