Core Data from the Deep Sea Drilling Project

Leg : 92    Top/Bottom Interval(mm):    0/1500  Analyst: Mitchell, W.L.
Hole: 597   Sample Midpoint (m)    :    54.20
Core:   8   Top of Core Depth (m)  :    52.70
Sect:  1    Top of Section Depth(m):    52.70

LITHOLOGY: BRECCIATED BASALT;

  Piece No.  : INTERVAL (0-150);

  Texture    : BRECCIATED, BASALT FRAGMENTS IN MATRIX OF (7.5YR3/2)
               DARK BROWN, FRAGMENTS ARE MEDIUM TO FINE-GRAINED AND
               ALMOST NON-PORPHYRITIC (<1% PHENOCRYSTS OF CPX),
               IGNEOUS MINERALOGY ALMOST ENTIRELY PLAG+CPX+FE.OX;

  Alteration : BROWN ALTERATION OF FELDSPAR AT EDGES OF CLASTS,
               OTHERWISE LOW-INTENSITY OF ALTERATION;

  Comments   : DRILLING BRECCIA (0-150CM);

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling:
               Shape   : SUB-ROUNDED
               SUB-ROUNDED VESICLES CA 1% BY VOLUME MOSTLY
               UNFILLED EXCEPT FOR A LINING OF GREEN SMECTITE;

  Groundmass : PLAGIOCLASE

               CLINOPYROXENE

  Replacement: FERROUS MN OXIDE

               SMECTITE
               GREEN;


Leg : 92    Top/Bottom Interval(mm):    0/ 260  Analyst: Mitchell, W.L.
Hole: 597   Sample Midpoint (m)    :    54.46
Core:   8   Top of Core Depth (m)  :    52.70
Sect:  2    Top of Section Depth(m):    54.20

LITHOLOGY: BRECCIATED BASALT;

  Piece No.  : INTERVAL (0-26);

  Texture    : BRECCIATED, BASALT FRAGMENTS IN MATRIX OF (7.5YR3/2)
               DARK BROWN;

  Comments   : DRILLING BRECCIA, MATRIX IS (7.5YR3/2) DARK BROWN,
               END OF SECTION IS AT 26CM;


Leg : 92    Top/Bottom Interval(mm):    0/ 300  Analyst: Mitchell, W.L.
Hole: 597   Sample Midpoint (m)    :    54.77
Core:   8   Top of Core Depth (m)  :    52.70
Sect: CC    Top of Section Depth(m):    54.57

LITHOLOGY: BRECCIATED BASALT;
           SAME AS 8-2;

  Piece No.  : INTERVAL (0-30CM);

  Texture    : BRECCIATED;

  Comments   : DRILLING BRECCIA, 30CM IS END OF CORE;

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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