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NOAA/NGDC
WDC MGG Seafloor Series Vol I

Core Data from the Deep Sea Drilling Project


Leg :  4    Top Int Depth(mm):   750       Sand: 007%   Sect:  1
Hole:  27A  Top Core Depth(m):    25.00    Silt: 004%
Core:   1   Sample Depth (m) :    25.75    Clay: 089%

Name: SLIGHTLY SILTY CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (05%);  CLAY MINERAL (89%);  FELDSPAR (03%);
FORAMINIFERA (02%);  DETRITAL MINERAL (01%);



Leg :  4    Top Int Depth(mm):  1000       Sand: 002%   Sect:  4
Hole:  27A  Top Core Depth(m):    25.00    Silt: 011%
Core:   1   Sample Depth (m) :    30.50    Clay: 087%

Name: CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (04%);  CLAY MINERAL (85%);  ZEOLITE (05%);
FORAMINIFERA (02%);  RADIOLARIA (04%);



Leg :  4    Top Int Depth(mm):   750       Sand:        Sect:  5
Hole:  27A  Top Core Depth(m):    25.00    Silt: 008%
Core:   1   Sample Depth (m) :    31.75    Clay: 092%

Name: CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (94%);  ZEOLITE (03%);  FELDSPAR (01%);
FORAMINIFERA (01%);  RADIOLARIA (01%);



Leg :  4    Top Int Depth(mm):   800       Sand: 016%   Sect:  2
Hole:  27A  Top Core Depth(m):    45.00    Silt: 008%
Core:   2   Sample Depth (m) :    47.30    Clay: 077%

Name: CLAY MIXED WITH MUD

Components:  (Dominant lithology)
======================================================================
QUARTZ (05%);  CLAY MINERAL (85%);  ZEOLITE (05%);
FELDSPAR (02%);  MICA (01%);  FECAL PELLET (02%);



Leg :  4    Top Int Depth(mm):   120       Sand: 012%   Sect:  3
Hole:  27A  Top Core Depth(m):    45.00    Silt: 013%
Core:   2   Sample Depth (m) :    48.12    Clay: 075%

Name: SILTY SANDY CLAY

Components:  (Minor lithology)
======================================================================
QUARTZ (15%);  CLAY MINERAL (75%);  DETRITAL MINERAL (10%);



Leg :  4    Top Int Depth(mm):   750       Sand: 050%   Sect:  3
Hole:  27A  Top Core Depth(m):    45.00    Silt: 050%
Core:   2   Sample Depth (m) :    48.75    Clay:

Name: ARKOSIC SILTY SAND

Components:  (Minor lithology)
======================================================================
QUARTZ (75%);  DETRITAL MINERAL (25%);



Leg :  4    Top Int Depth(mm):  1120       Sand:        Sect:  3
Hole:  27A  Top Core Depth(m):    45.00    Silt: 010%
Core:   2   Sample Depth (m) :    49.12    Clay: 090%

Name: SLIGHTLY SILTY CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (07%);  CLAY MINERAL (90%);  DETRITAL MINERAL (03%);



Leg :  4    Top Int Depth(mm):   860       Sand: 025%   Sect:  1
Hole:  27A  Top Core Depth(m):    54.00    Silt: 025%
Core:   3   Sample Depth (m) :    54.86    Clay: 050%

Name: SANDY NODULE

Components:  (Minor lithology)
======================================================================
QUARTZ (35%);  CLAY MINERAL (50%);  DETRITAL MINERAL (15%);



Leg :  4    Top Int Depth(mm):  1360       Sand:        Sect:  1
Hole:  27A  Top Core Depth(m):    54.00    Silt: 015%
Core:   3   Sample Depth (m) :    55.36    Clay: 085%

Name: SLIGHTLY SILTY CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (10%);  CLAY MINERAL (85%);  DETRITAL MINERAL (05%);



Leg :  4    Top Int Depth(mm):   740       Sand: 075%   Sect:  3
Hole:  27A  Top Core Depth(m):    54.00    Silt: 025%
Core:   3   Sample Depth (m) :    57.74    Clay:

Name: SAND

Components:  (Minor lithology)
======================================================================
QUARTZ (60%);  CLAY MINERAL (20%);  CARBONATE (05%);
HORNBLENDE (05%);  MICA (10%);



Leg :  4    Top Int Depth(mm):  1100       Sand:        Sect:  3
Hole:  27A  Top Core Depth(m):    54.00    Silt: 010%
Core:   3   Sample Depth (m) :    58.10    Clay: 090%

Name: MEDIUM SILTY CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (10%);  CLAY MINERAL (80%);  CARBONATE (05%);
UNIDENTIFIED MATERIAL (05%);



Leg :  4    Top Int Depth(mm):   550       Sand:        Sect:  1
Hole:  27A  Top Core Depth(m):    63.00    Silt: 005%
Core:   4   Sample Depth (m) :    63.55    Clay: 095%

Name: CALCAREOUS CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
CLAY MINERAL (50%);  CARBONATE (50%);  UNIDENTIFIED MATERIAL (02%);
NANNOFOSSIL (02%);



Leg :  4    Top Int Depth(mm):   900       Sand:        Sect:  1
Hole:  27A  Top Core Depth(m):    63.00    Silt: 015%
Core:   4   Sample Depth (m) :    63.90    Clay: 085%

Name: CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (05%);  CLAY MINERAL (70%);  CARBONATE (10%);
UNIDENTIFIED MATERIAL (05%);  NANNOFOSSIL (10%);



Leg :  4    Top Int Depth(mm):  1350       Sand: 015%   Sect:  2
Hole:  27A  Top Core Depth(m):    63.00    Silt:
Core:   4   Sample Depth (m) :    65.85    Clay: 085%

Name: CLAY

Components:  (Minor lithology)
======================================================================
CLAY MINERAL (85%);  FECAL PELLET (15%);



Leg :  4    Top Int Depth(mm):   300       Sand: 010%   Sect:  3
Hole:  27A  Top Core Depth(m):    63.00    Silt: 010%
Core:   4   Sample Depth (m) :    66.30    Clay: 080%

Name: CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (25%);  CLAY MINERAL (50%);  CARBONATE (15%);
FECAL PELLET (10%);



Leg :  4    Top Int Depth(mm):   750       Sand: 055%   Sect:  3
Hole:  27A  Top Core Depth(m):    63.00    Silt: 035%
Core:   4   Sample Depth (m) :    66.75    Clay: 010%

Name: QUARTZ GRAYWACKE SAND

Components:  (Minor lithology)
======================================================================
QUARTZ (75%);  CLAY MINERAL (10%);  FELDSPAR (15%);



Leg :  4    Top Int Depth(mm):  1100       Sand: 010%   Sect:  3
Hole:  27A  Top Core Depth(m):    63.00    Silt: 010%
Core:   4   Sample Depth (m) :    67.10    Clay: 080%

Name: CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (25%);  CLAY MINERAL (50%);  CARBONATE (15%);
FECAL PELLET (10%);



Leg :  4    Top Int Depth(mm):  1420       Sand: 055%   Sect:  3
Hole:  27A  Top Core Depth(m):    63.00    Silt: 035%
Core:   4   Sample Depth (m) :    67.42    Clay: 010%

Name: QUARTZ GRAYWACKE SAND

Components:  (Minor lithology)
======================================================================
QUARTZ (75%);  CLAY MINERAL (10%);  FELDSPAR (15%);



Leg :  4    Top Int Depth(mm):   250       Sand: 055%   Sect:  4
Hole:  27A  Top Core Depth(m):    63.00    Silt: 045%
Core:   4   Sample Depth (m) :    67.75    Clay:

Name: SILTY GRAYWACKE SAND

Components:  (Minor lithology)
======================================================================
QUARTZ (40%);  CARBONATE (05%);  MICA (10%);
PLANT DEBRIS (15%);



Leg :  4    Top Int Depth(mm):   670       Sand:        Sect:  4
Hole:  27A  Top Core Depth(m):    63.00    Silt: 035%
Core:   4   Sample Depth (m) :    68.17    Clay: 065%

Name: SILTY CLAY

Components:  (Minor lithology)
======================================================================
QUARTZ (25%);  CLAY MINERAL (50%);  CARBONATE (15%);
UNIDENTIFIED MATERIAL (10%);



Leg :  4    Top Int Depth(mm):  1300       Sand:        Sect:  4
Hole:  27A  Top Core Depth(m):    63.00    Silt: 015%
Core:   4   Sample Depth (m) :    68.80    Clay: 085%

Name: CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (40%);  CLAY MINERAL (40%);  CARBONATE (10%);
UNIDENTIFIED MATERIAL (10%);



Leg :  4    Top Int Depth(mm):   750       Sand: 010%   Sect:  6
Hole:  27A  Top Core Depth(m):    63.00    Silt: 030%
Core:   4   Sample Depth (m) :    71.25    Clay: 060%

Name: CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (20%);  CLAY MINERAL (40%);  CARBONATE (05%);
ZEOLITE (10%);  MICA (05%);  FECAL PELLET (05%);
RADIOLARIA (10%);



Leg :  4    Top Int Depth(mm):   750       Sand: 010%   Sect:  2
Hole:  27A  Top Core Depth(m):    72.00    Silt: 050%
Core:   5   Sample Depth (m) :    74.25    Clay: 040%

Name: ORGANIC WACKE SANDY SILT

Components:  (Minor lithology)
======================================================================
QUARTZ (35%);  CLAY MINERAL (30%);  UNIDENTIFIED MATERIAL (10%);
MICA (05%);  PLANT DEBRIS (20%);



Leg :  4    Top Int Depth(mm):   490       Sand: 005%   Sect:  3
Hole:  27A  Top Core Depth(m):    72.00    Silt:
Core:   5   Sample Depth (m) :    75.49    Clay: 095%

Name: CLAY

Components:  (Minor lithology)
======================================================================
CLAY MINERAL (90%);  UNIDENTIFIED MATERIAL (05%);  FECAL PELLET (05%);



Leg :  4    Top Int Depth(mm):   980       Sand:        Sect:  3
Hole:  27A  Top Core Depth(m):    72.00    Silt: 040%
Core:   5   Sample Depth (m) :    75.98    Clay: 060%

Name: ORGANIC CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (40%);  CLAY MINERAL (40%);  PLANT DEBRIS (20%);



Leg :  4    Top Int Depth(mm):   700       Sand: 005%   Sect:  4
Hole:  27A  Top Core Depth(m):    72.00    Silt: 013%
Core:   5   Sample Depth (m) :    77.20    Clay: 095%

Name: CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (09%);  CLAY MINERAL (80%);  CARBONATE (09%);
PYRITE (02%);



Leg :  4    Top Int Depth(mm):   820       Sand: 003%   Sect:  5
Hole:  27A  Top Core Depth(m):    72.00    Silt: 012%
Core:   5   Sample Depth (m) :    78.82    Clay: 085%

Name: CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (11%);  CLAY MINERAL (73%);  CARBONATE (11%);
UNIDENTIFIED MATERIAL (05%);  RADIOLARIA (02%);  ROCK FRAGMENT (02%);

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These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced 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, and collocated World Data Center for Marine Geology and Geophysics, Boulder. Data were compiled in cooperation with the U.S. Science Support Program, the Joint Oceanographic Institutions, Inc., and the U.S. National Science Foundation. Please see the NGDC privacy, disclaimer, and copyright notices.