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Core Data from the Deep Sea Drilling Project


Leg : 66    Top Int Depth(mm):   500       Sand: 005%   Sect:  2
Hole: 492A  Top Core Depth(m):     0.00    Silt: 060%
Core:   1   Sample Depth (m) :     2.00    Clay: 035%

Age : UPPER QUATERNARY
Name: MUDDY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (50%);  FELDSPAR (04%);  MICA (02%);
CLAY MINERAL (35%);  HORNBLENDE (02%);  PYRITE (03%);
CARBONATE (02%);  FORAMINIFERA (01%);  NANNOFOSSIL (02%);
DIATOM (01%);  SPICULE (02%);  IRON (02%);



Leg : 66    Top Int Depth(mm):  1000       Sand: 002%   Sect:  1
Hole: 492A  Top Core Depth(m):    13.80    Silt: 063%
Core:   4   Sample Depth (m) :    14.80    Clay: 035%

Age : CENOZOIC
Name: MUDDY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (51%);  FELDSPAR (05%);  MICA (02%);
HEAVY MINERAL (02%);  CLAY MINERAL (35%);  GLAUCONITE (02%);
PYRITE (03%);  CARBONATE (02%);  FORAMINIFERA (01%);
NANNOFOSSIL (02%);  DIATOM (02%);  RADIOLARIA (02%);
Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
SPICULE (01%);



Leg : 66    Top Int Depth(mm):   770       Sand: 002%   Sect:  1
Hole: 492A  Top Core Depth(m):    23.30    Silt: 068%
Core:   6   Sample Depth (m) :    24.07    Clay: 030%

Age : LOWER PLIOCENE
Name: MUDDY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (62%);  FELDSPAR (06%);  MICA (04%);
HEAVY MINERAL (01%);  CLAY MINERAL (25%);  PYRITE (01%);
NANNOFOSSIL (02%);  DIATOM (02%);  RADIOLARIA (02%);
SPICULE (01%);



Leg : 66    Top Int Depth(mm):  1300       Sand: 001%   Sect:  2
Hole: 492A  Top Core Depth(m):    23.30    Silt: 059%
Core:   6   Sample Depth (m) :    26.10    Clay: 040%

Age : LOWER PLIOCENE
Name: MUDDY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (51%);  FELDSPAR (07%);  MICA (03%);
HEAVY MINERAL (02%);  CLAY MINERAL (35%);  PYRITE (01%);
NANNOFOSSIL (02%);  DIATOM (01%);  RADIOLARIA (02%);
SPICULE (02%);  SILICOFLAGELLATE (02%);



Leg : 66    Top Int Depth(mm):   400       Sand: 075%   Sect:  2
Hole: 492A  Top Core Depth(m):    28.00    Silt: 005%
Core:   7   Sample Depth (m) :    29.90    Clay: 020%

Age : LOWER PLIOCENE
Name: FINE-MEDIUUM MUDDY SAND

Components:  (Minor lithology, % converted from relative abundance)
======================================================================
QUARTZ (70%);  FELDSPAR (04%);  MICA (02%);
HEAVY MINERAL (01%);  CLAY MINERAL (20%);  GLAUCONITE (02%);
PYRITE (03%);  FORAMINIFERA (02%);



Leg : 66    Top Int Depth(mm):   300       Sand: 002%   Sect:  3
Hole: 492A  Top Core Depth(m):    28.00    Silt: 058%
Core:   7   Sample Depth (m) :    31.30    Clay: 040%

Age : LOWER PLIOCENE
Name: MUDDY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (57%);  FELDSPAR (05%);  MICA (02%);
HEAVY MINERAL (01%);  CLAY MINERAL (30%);  GLASS (02%);
PYRITE (02%);  NANNOFOSSIL (02%);  DIATOM (02%);
RADIOLARIA (02%);  SPICULE (03%);  SILICOFLAGELLATE (02%);



Leg : 66    Top Int Depth(mm):   400       Sand: 003%   Sect:  1
Hole: 492A  Top Core Depth(m):    32.80    Silt: 062%
Core:   8   Sample Depth (m) :    33.20    Clay: 035%

Age : NEOGENE
Name: MUDDY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (59%);  FELDSPAR (07%);  MICA (02%);
HEAVY MINERAL (02%);  CLAY MINERAL (30%);  GLASS (02%);
PYRITE (01%);  DIATOM (02%);  RADIOLARIA (02%);
SPICULE (01%);  PLANT DEBRIS (02%);



Leg : 66    Top Int Depth(mm):   280       Sand: 080%   Sect:  1
Hole: 492A  Top Core Depth(m):    42.30    Silt: 015%
Core:  10   Sample Depth (m) :    42.58    Clay: 005%

Age : NEOGENE
Name: FINE SAND

Components:  (Minor lithology, % converted from relative abundance)
======================================================================
QUARTZ (79%);  FELDSPAR (08%);  MICA (01%);
HEAVY MINERAL (02%);  CLAY MINERAL (05%);  GLAUCONITE (03%);
PYRITE (02%);  FORAMINIFERA (02%);



Leg : 66    Top Int Depth(mm):   470       Sand: 001%   Sect:  1
Hole: 492A  Top Core Depth(m):    42.30    Silt: 094%
Core:  10   Sample Depth (m) :    42.77    Clay: 005%

Age : NEOGENE
Name: ASH

Components:  (Minor lithology, % converted from relative abundance)
======================================================================
QUARTZ (08%);  FELDSPAR (05%);  MICA (01%);
HEAVY MINERAL (02%);  CLAY MINERAL (05%);  GLASS (80%);
PYRITE (01%);  NANNOFOSSIL (02%);  DIATOM (02%);



Leg : 66    Top Int Depth(mm):   770       Sand: 002%   Sect:  1
Hole: 492A  Top Core Depth(m):    42.30    Silt: 068%
Core:  10   Sample Depth (m) :    43.07    Clay: 030%

Age : NEOGENE
Name: MUDDY SILT

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (64%);  FELDSPAR (05%);  MICA (03%);
HEAVY MINERAL (02%);  CLAY MINERAL (25%);  GLASS (02%);
PYRITE (01%);  NANNOFOSSIL (02%);  DIATOM (02%);
RADIOLARIA (02%);  SPICULE (02%);

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.

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