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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):   740       Sand:        Sect:  1
Hole:  23   Top Core Depth(m):     0.00    Silt: 010%
Core:   1   Sample Depth (m) :     0.74    Clay: 090%

Age : PLEISTOCENE
Name: SILTY CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (90%);  ZEOLITE (02%);  FELDSPAR (07%);
QUARTZ (01%);  MICA (01%);  FORAMINIFERA (01%);



Leg :  4    Top Int Depth(mm):   820       Sand:        Sect:  1
Hole:  23   Top Core Depth(m):     0.00    Silt: 025%
Core:   1   Sample Depth (m) :     0.82    Clay: 075%

Age : PLEISTOCENE
Name: CARBONACEOUS SILTY CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (75%);  ZEOLITE (03%);  FELDSPAR (05%);
MICA (01%);  IRON (01%);  NANNOFOSSIL (02%);
FORAMINIFERA (13%);



Leg :  4    Top Int Depth(mm):   480       Sand:        Sect:  2
Hole:  23   Top Core Depth(m):     0.00    Silt: 010%
Core:   1   Sample Depth (m) :     1.98    Clay: 090%

Age : PLEISTOCENE
Name: CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (90%);  ZEOLITE (01%);  FELDSPAR (03%);
MICA (04%);



Leg :  4    Top Int Depth(mm):  1450       Sand: 099%   Sect:  2
Hole:  23   Top Core Depth(m):     0.00    Silt: 001%
Core:   1   Sample Depth (m) :     2.95    Clay:

Age : PLEISTOCENE
Name: FORAM SAND

Components:  (Dominant lithology)
======================================================================
FORAMINIFERA (99%);



Leg :  4    Top Int Depth(mm):  1500       Sand: 090%   Sect:  3
Hole:  23   Top Core Depth(m):     0.00    Silt: 010%
Core:   1   Sample Depth (m) :     4.50    Clay:

Age : PLEISTOCENE
Name: SANDY FORAM CHALK OOZE

Components:  (Dominant lithology)
======================================================================
FORAMINIFERA (99%);



Leg :  4    Top Int Depth(mm):    10       Sand: 087%   Sect:  4
Hole:  23   Top Core Depth(m):     0.00    Silt: 013%
Core:   1   Sample Depth (m) :     4.51    Clay:

Age : PLEISTOCENE
Name: FORAM SANDY CHALK OOZE

Components:  (Dominant lithology)
======================================================================
FELDSPAR (01%);  MICA (01%);  FORAMINIFERA (98%);



Leg :  4    Top Int Depth(mm):     0       Sand: 035%   Sect:  5
Hole:  23   Top Core Depth(m):     0.00    Silt: 005%
Core:   1   Sample Depth (m) :     6.00    Clay: 060%

Age : PLEISTOCENE
Name: CLAYEY SILT WITH SCATTERED FORAMS

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (30%);  FORAMINIFERA (70%);



Leg :  4    Top Int Depth(mm):  1200       Sand:        Sect:  1
Hole:  23   Top Core Depth(m):    53.30    Silt: 020%
Core:   2   Sample Depth (m) :    54.50    Clay: 080%

Age : UPPER MIOCENE
Name: RED BROWN CLAY

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
CLAY MINERAL (80%);  CARBONATE (05%);  ZEOLITE (15%);
MICA (02%);



Leg :  4    Top Int Depth(mm):   250       Sand:        Sect:  2
Hole:  23   Top Core Depth(m):    62.40    Silt: 005%
Core:   3   Sample Depth (m) :    64.15    Clay: 095%

Age : MIDDLE MIOCENE
Name: CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (95%);  ZEOLITE (04%);  UNIDENTIFIED MATERIAL (01%);



Leg :  4    Top Int Depth(mm):   820       Sand:        Sect:  2
Hole:  23   Top Core Depth(m):    62.40    Silt: 020%
Core:   3   Sample Depth (m) :    64.72    Clay: 080%

Age : MIDDLE MIOCENE
Name: ZEOLITIC CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (80%);  ZEOLITE (15%);  MICA (03%);
FELDSPAR (02%);



Leg :  4    Top Int Depth(mm):  1380       Sand:        Sect:  2
Hole:  23   Top Core Depth(m):    62.40    Silt: 010%
Core:   3   Sample Depth (m) :    65.28    Clay: 090%

Age : MIDDLE MIOCENE
Name: CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (90%);  ZEOLITE (08%);  MICA (02%);



Leg :  4    Top Int Depth(mm):   800       Sand:        Sect:  3
Hole:  23   Top Core Depth(m):    62.40    Silt: 020%
Core:   3   Sample Depth (m) :    66.20    Clay: 080%

Age : MIDDLE MIOCENE
Name: SILTY CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (10%);  CLAY MINERAL (80%);  CARBONATE (01%);
ZEOLITE (02%);  FELDSPAR (04%);  MICA (03%);



Leg :  4    Top Int Depth(mm):  1230       Sand:        Sect:  3
Hole:  23   Top Core Depth(m):    62.40    Silt:
Core:   3   Sample Depth (m) :    66.63    Clay:

Age : MIDDLE MIOCENE
Name: ZEOLITE NODULE

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
ZEOLITE (99%);  CARBONATE (02%);



Leg :  4    Top Int Depth(mm):    50       Sand:        Sect:  1
Hole:  23   Top Core Depth(m):   112.00    Silt: 006%
Core:   4   Sample Depth (m) :   112.05    Clay: 095%

Age : LOWER MIOCENE
Name: OLIVE BROWN CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (02%);  CLAY MINERAL (75%);  ZEOLITE (01%);
UNIDENTIFIED MATERIAL (03%);



Leg :  4    Top Int Depth(mm):   750       Sand: 006%   Sect:  3
Hole:  23   Top Core Depth(m):   112.00    Silt:
Core:   4   Sample Depth (m) :   115.75    Clay: 094%

Age : LOWER MIOCENE
Name: CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (05%);  CLAY MINERAL (94%);  CARBONATE (01%);



Leg :  4    Top Int Depth(mm):   980       Sand: 003%   Sect:  4
Hole:  23   Top Core Depth(m):   112.00    Silt: 007%
Core:   4   Sample Depth (m) :   117.48    Clay: 090%

Age : LOWER MIOCENE
Name: LUTITE

Components:  (Dominant lithology)
======================================================================
QUARTZ (06%);  CLAY MINERAL (90%);  UNIDENTIFIED MATERIAL (02%);
NANNOFOSSIL (01%);  FORAMINIFERA (02%);



Leg :  4    Top Int Depth(mm):   980       Sand: 020%   Sect:  5
Hole:  23   Top Core Depth(m):   112.00    Silt: 020%
Core:   4   Sample Depth (m) :   118.98    Clay: 060%

Age : LOWER MIOCENE
Name: GLAUCONITIC MUD

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (03%);  CLAY MINERAL (60%);  GLAUCONITE (30%);
FELDSPAR (02%);  MICA (02%);  NANNOFOSSIL (01%);
FORAMINIFERA (05%);



Leg :  4    Top Int Depth(mm):   280       Sand: 025%   Sect:  1
Hole:  23   Top Core Depth(m):   121.00    Silt: 020%
Core:   5   Sample Depth (m) :   121.28    Clay: 055%

Age : LOWER MIOCENE
Name: SANDY SILTY CLAY

Components:  (Dominant lithology)
======================================================================
QUARTZ (20%);  CLAY MINERAL (55%);  GLAUCONITE (05%);
FORAMINIFERA (20%);



Leg :  4    Top Int Depth(mm):   800       Sand: 085%   Sect:  1
Hole:  23   Top Core Depth(m):   121.00    Silt:
Core:   5   Sample Depth (m) :   121.80    Clay: 015%

Age : LOWER MIOCENE
Name: QUARTZOSE SAND

Components:  (Dominant lithology)
======================================================================
QUARTZ (75%);  CARBONATE (10%);  GLAUCONITE (05%);
NANNOFOSSIL (05%);  FORAMINIFERA (15%);



Leg :  4    Top Int Depth(mm):     0       Sand: 087%   Sect: CC
Hole:  23   Top Core Depth(m):   121.00    Silt: 005%
Core:   5   Sample Depth (m) :   122.60    Clay: 009%

Age : LOWER MIOCENE
Name: QUARTZ SAND

Components:  (Dominant lithology)
======================================================================
QUARTZ (74%);  CLAY MINERAL (01%);  CARBONATE (01%);
GLAUCONITE (02%);  NANNOFOSSIL (05%);  FORAMINIFERA (18%);



Leg :  4    Top Int Depth(mm):     0       Sand: 045%   Sect: CC
Hole:  23   Top Core Depth(m):   131.00    Silt: 045%
Core:   6   Sample Depth (m) :   131.10    Clay: 010%

Age : LOWER MIOCENE
Name: FORAM OOZE

Components:  (Dominant lithology)
======================================================================
QUARTZ (02%);  NANNOFOSSIL (08%);  FORAMINIFERA (90%);

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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.