Core Data from the Deep Sea Drilling Project

Leg : 67    Top/Bottom Interval(mm):    0/ 160  Analyst: Cowan, D.S.
Hole: 499D  Sample Midpoint (m)    :   215.66
Core:   1   Top of Core Depth (m)  :   215.50
Sect:  1    Top of Section Depth(m):   215.50

LITHOLOGY: SEDIMENT;


Leg : 67    Top/Bottom Interval(mm):  160/1000  Analyst: Cowan, D.S.
Hole: 499D  Sample Midpoint (m)    :   216.50
Core:   1   Top of Core Depth (m)  :   215.50
Sect:  1    Top of Section Depth(m):   215.66

LITHOLOGY: APHYRIC BASALT;

  Piece No.  : PCES 1 (17-25), 2 (26-40), 4 (50-65), 5 (66-70),
               6 (72-75), 7 (76-84), 8 (87-89), 9 (91-100);

  Texture    : APHANITIC, APHYRIC, FINE GRAINED, PCE 1 HAS AN
               ALTERATION RIND;

  Structure  : SOME PCES HAVE FRACTURES;

  Alteration : FRESH
               SOME PCES HAVE GREENISH THIN FILM OF ALTERATION
               MATERIAL ALONG FRACTURES;

  Comments   : DARK GREY;


Leg : 67    Top/Bottom Interval(mm):  420/ 470  Analyst: Cowan, D.S.
Hole: 499D  Sample Midpoint (m)    :   215.97
Core:   1   Top of Core Depth (m)  :   215.50
Sect:  1    Top of Section Depth(m):   215.92

LITHOLOGY: PLAG PHYRIC BASALT;

  Piece No.  : PCE 3 (42-47);

  Texture    : PHYRIC;

  Alteration : MAY HAVE ALTERED FERROMAGNESIAN(?) PHENOCRYSTS OF
               PALE GREEN WAXY CLAY;

  Comments   : GRAYISH TAN;

  Vesicles   : Size(mm):            Percent:     5
               VESICLES(?);

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):          2

               FERROMAGNESIUM            (    5%)
               ID NOT CERTAIN IF FERROMAGNESIAN PHENOS OF PALE
               GREEN WAXY CLAY OR IF VESICLES;

  Replacement: CLAY
               PALE GREEN WAXY;

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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