Core Data from the Deep Sea Drilling Project

Leg : 31    Top/Bottom Interval(mm):    0/   0  Analyst:
Hole: 290   Sample Midpoint (m)    :   241.50
Core:   8   Top of Core Depth (m)  :   241.50
Sect:  1    Top of Section Depth(m):   241.50

LITHOLOGY: VOLCANICLASTIC CONGLOMERATE;

  Comments   : REFER TO CORE FORM AND LITHOLOGY DISCUSSION IN THE
               INITIAL REPORTS FOR ADDITIONAL INFORMATION;


Leg : 31    Top/Bottom Interval(mm):    0/   0  Analyst:
Hole: 290   Sample Midpoint (m)    :   243.00
Core:   8   Top of Core Depth (m)  :   241.50
Sect:  2    Top of Section Depth(m):   243.00

LITHOLOGY: VOLCANICLASTIC CONGLOMERATE;


Leg : 31    Top/Bottom Interval(mm):    0/   0  Analyst:
Hole: 290   Sample Midpoint (m)    :   244.50
Core:   8   Top of Core Depth (m)  :   241.50
Sect:  3    Top of Section Depth(m):   244.50

LITHOLOGY: VOLCANICLASTIC CONGLOMERATE;


Leg : 31    Top/Bottom Interval(mm):    0/   0  Analyst:
Hole: 290   Sample Midpoint (m)    :   246.00
Core:   8   Top of Core Depth (m)  :   241.50
Sect:  4    Top of Section Depth(m):   246.00

LITHOLOGY: VOLCANICLASTIC CONGLOMERATE;


Leg : 31    Top/Bottom Interval(mm):    0/   0  Analyst:
Hole: 290   Sample Midpoint (m)    :   247.50
Core:   8   Top of Core Depth (m)  :   241.50
Sect:  5    Top of Section Depth(m):   247.50

LITHOLOGY: VOLCANICLASTIC CONGLOMERATE;


Leg : 31    Top/Bottom Interval(mm):    0/   0  Analyst: MacGregor, I.
Hole: 290   Sample Midpoint (m)    :   249.10
Core:   8   Top of Core Depth (m)  :   241.50
Sect: CC    Top of Section Depth(m):   249.10

LITHOLOGY: VOLCANICLASTIC CONGLOMERATE;
           DIABASE;

  Texture    : ROCK AT BOTTOM OF CORE BARREL BENEATH SECTION OF
               CONGLOMERATE SHOWING PROGRESSIVE INCREASE IN SIZE
               OF CLASTS FROM 1 TO 3 MM AT TOP TO 20 TO 45 MM AT
               BASE, DIABASE FRAGMENT IS 90 MM LONG, EVEN-GRAINED
               ROCK CONSISTING OF FELTED MASS OF PLAG IN GRANULAR
               MATRIX OF PYROXENE, GRAIN SIZE FROM 300 TO 800 MM,
               MEDIUM GRAINED, OPHITIC TEXTURED DIABASE,
               QUESTION AS TO WHETHER DIABASE IS BOULDER OR
               BASEMENT;

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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