Core Data from the Deep Sea Drilling Project

Leg :  6    Top Int Depth(mm):   300       Sand: 045%   Sect:  1
Hole:  51A  Top Core Depth(m):    22.90    Silt: 024%
Core:   1   Sample Depth (m) :    23.20    Clay: 031%

Age : PLEISTOCENE
Name: DIATOMACEOUS VOLCANIC SAND

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (21%);  ZEOLITE (02%);  GLASS (31%);
PUMICE (03%);  FELDSPAR (00%);  LIMONITE (00%);
TERRIGENOUS DETRITUS (73%);  DIATOM (12%);  RADIOLARIA (08%);
OTHER FOSSIL (02%);  SILICEOUS FOSSIL (21%);



Leg :  6    Top Int Depth(mm):   690       Sand: 045%   Sect:  1
Hole:  51A  Top Core Depth(m):    22.90    Silt: 022%
Core:   1   Sample Depth (m) :    23.59    Clay: 033%

Age : PLEISTOCENE
Name: DIATOMACEOUS RAD VOLCANIC SAND

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
QUARTZ (02%);  FELDSPAR (02%);  PYRITE (04%);
LIMONITE (08%);  VOLC MATERIAL FRAG (08%);  IRON (02%);
CLAY MINERAL (23%);  GLASS (30%);  TERRIGENOUS DETRITUS (70%);
DIATOM (15%);  RADIOLARIA (10%);  SPICULE (05%);
Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
SILICEOUS FOSSIL (30%);



Leg :  6    Top Int Depth(mm):   500       Sand: 056%   Sect:  2
Hole:  51A  Top Core Depth(m):    22.90    Silt: 019%
Core:   1   Sample Depth (m) :    24.90    Clay: 025%

Age : PLEISTOCENE
Name: DIATOM RAD VOLCANIC SAND

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (12%);  ZEOLITE (01%);  GLASS (25%);
UNIDENTIFIED MATERIAL (06%);  TERRIGENOUS DETRITUS (62%);  DIATOM (14%);
RADIOLARIA (14%);  SPICULE (01%);  OTHER FOSSIL (04%);
SILICEOUS FOSSIL (27%);



Leg :  6    Top Int Depth(mm):   750       Sand: 006%   Sect:  2
Hole:  51A  Top Core Depth(m):    22.90    Silt: 015%
Core:   1   Sample Depth (m) :    25.15    Clay: 069%

Age : PLEISTOCENE
Name: MUD

Components:  (Minor lithology)
======================================================================
CLAY MINERAL (56%);  ZEOLITE (04%);  GLASS (05%);
UNIDENTIFIED MATERIAL (13%);  CARBONATE (01%);  DIATOM (02%);
RADIOLARIA (05%);  OTHER FOSSIL (04%);  SILICEOUS FOSSIL (10%);



Leg :  6    Top Int Depth(mm):  1300       Sand: 032%   Sect:  2
Hole:  51A  Top Core Depth(m):    22.90    Silt: 021%
Core:   1   Sample Depth (m) :    25.70    Clay: 057%

Age : PLEISTOCENE
Name: SANDY DIATOM RAD VOLCANIC MUD

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (35%);  ZEOLITE (04%);  GLASS (21%);
UNIDENTIFIED MATERIAL (08%);  TERRIGENOUS DETRITUS (85%);  DIATOM (17%);
RADIOLARIA (08%);  SPICULE (04%);  SILICEOUS FOSSIL (02%);



Leg :  6    Top Int Depth(mm):   600       Sand: 008%   Sect:  3
Hole:  51A  Top Core Depth(m):    22.90    Silt: 022%
Core:   1   Sample Depth (m) :    26.50    Clay: 070%

Age : PLEISTOCENE
Name: VOLCANIC MUD

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (57%);  ZEOLITE (05%);  GLASS (20%);
UNIDENTIFIED MATERIAL (11%);  TERRIGENOUS DETRITUS (93%);  RADIOLARIA (05%);
SILICEOUS FOSSIL (02%);



Leg :  6    Top Int Depth(mm):   700       Sand: 039%   Sect:  4
Hole:  51A  Top Core Depth(m):    22.90    Silt: 022%
Core:   1   Sample Depth (m) :    28.10    Clay: 031%

Age : PLEISTOCENE
Name: DIATOM RADOLARIAN VOLCANIC SAND

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (30%);  GLASS (20%);  UNIDENTIFIED MATERIAL (15%);
CARBONATE (01%);  DIATOM (15%);  RADIOLARIA (10%);
SPICULE (05%);  OTHER FOSSIL (04%);



Leg :  6    Top Int Depth(mm):   400       Sand: 037%   Sect:  5
Hole:  51A  Top Core Depth(m):    22.90    Silt: 032%
Core:   1   Sample Depth (m) :    29.30    Clay: 031%

Age : PLEISTOCENE
Name: MUDDY VOLCANIC SAND

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (31%);  ZEOLITE (04%);  GLASS (40%);
UNIDENTIFIED MATERIAL (20%);  TERRIGENOUS DETRITUS (95%);  DIATOM (03%);
RADIOLARIA (02%);  SILICEOUS FOSSIL (05%);



Leg :  6    Top Int Depth(mm):   800       Sand: 033%   Sect:  5
Hole:  51A  Top Core Depth(m):    22.90    Silt: 040%
Core:   1   Sample Depth (m) :    29.70    Clay: 047%

Age : PLEISTOCENE
Name: SANDY DIATOM RAD VOLCANIC MUD

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (35%);  GLASS (19%);  UNIDENTIFIED MATERIAL (09%);
LIMONITE (00%);  FELDSPAR (00%);  TERRIGENOUS DETRITUS (82%);
DIATOM (09%);  RADIOLARIA (08%);  SPICULE (04%);
OTHER FOSSIL (02%);  SILICEOUS FOSSIL (14%);



Leg :  6    Top Int Depth(mm):   700       Sand: 024%   Sect:  6
Hole:  51A  Top Core Depth(m):    22.90    Silt: 025%
Core:   1   Sample Depth (m) :    31.10    Clay: 051%

Age : UPPER PLIOCENE
Name: SANDY VOLCANIC MUD

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
CLAY MINERAL (51%);  GLASS (25%);  UNIDENTIFIED MATERIAL (14%);
LIMONITE (00%);  FELDSPAR (00%);  TERRIGENOUS DETRITUS (93%);
NANNOFOSSIL (02%);  DIATOM (05%);  RADIOLARIA (02%);
SILICEOUS FOSSIL (07%);



Leg :  6    Top Int Depth(mm):  1100       Sand: 032%   Sect:  6
Hole:  51A  Top Core Depth(m):    22.90    Silt: 026%
Core:   1   Sample Depth (m) :    31.50    Clay: 042%

Age : UPPER PLIOCENE
Name: SANDY DIATOM RAD VOLCANIC MUD

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (42%);  ZEOLITE (02%);  GLASS (25%);
UNIDENTIFIED MATERIAL (10%);  DIATOM (10%);  RADIOLARIA (08%);
OTHER FOSSIL (03%);



Leg :  6    Top Int Depth(mm):  1200       Sand:        Sect:  1
Hole:  51A  Top Core Depth(m):   120.70    Silt: 013%
Core:   2   Sample Depth (m) :   121.90    Clay: 087%

Name: BROWN ZEOLITIC MUD

Components:  (Dominant lithology, % converted from relative abundance)
======================================================================
CLAY MINERAL (78%);  CARBONATE (02%);  ZEOLITE (10%);
GLASS (03%);  UNIDENTIFIED MATERIAL (10%);  TERRIGENOUS DETRITUS (99%);
NANNOFOSSIL (02%);



Leg :  6    Top Int Depth(mm):   100       Sand: 005%   Sect:  2
Hole:  51A  Top Core Depth(m):   120.70    Silt: 015%
Core:   2   Sample Depth (m) :   122.30    Clay: 080%

Name: RED CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (75%);  ZEOLITE (12%);  UNIDENTIFIED MATERIAL (13%);
TERRIGENOUS DETRITUS (99%);



Leg :  6    Top Int Depth(mm):   800       Sand: 005%   Sect:  2
Hole:  51A  Top Core Depth(m):   120.70    Silt: 015%
Core:   2   Sample Depth (m) :   123.00    Clay: 080%

Name: RED CLAY

Components:  (Dominant lithology)
======================================================================
CLAY MINERAL (75%);  ZEOLITE (12%);  GLASS (01%);
UNIDENTIFIED MATERIAL (12%);  TERRIGENOUS DETRITUS (99%);

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