Core Data from the Deep Sea Drilling Project

Leg :  4    Top/Bottom Interval(mm):    0/ 500  Analyst: Benson, W.E.
Hole:  23   Sample Midpoint (m)    :   184.50
Core:   7   Top of Core Depth (m)  :   184.00
Sect:  1    Top of Section Depth(m):   184.00

LITHOLOGY: BASALT;

  Piece No.  : PCE NO PCE NUMBERS ASSIGNED;

  Texture    : HARD XTLLINE, SLIGHTLY DIABASIC, NO GLASS SEEN;

  Structure  : INDIVIDUAL XTLS ARE OF DOLERITE SIZE SUGGESTING
               THAT THIS MAY BE A SILL RATHER THAN A TRUE FLOW,
               BOTTOM PCE FROM CORE CATCHER HAS DIPPING LIGHT
               COLORED BED APPROXIMATELY 5MM THICK THAT MAY BE
               BAKED SEDIMENT;

  Vesicles   :
               Location:            Filling: ZEOLITE
               SLIGHTLY AMYGDULOIDAL, THIN PRISMATIC XTL IN ONE
               AMYGDULE MAY BE A ZEOLITE;

  Groundmass : AUGITE
               ONE CRUSHED SAMPLE UNDER OILS SHOWED AUGITE;

               PLAGIOCLASE
               AN>50, INDIVIDUAL XTLS ARE OF DOLERITE SIZE;

  Replacement: ZEOLITE
               ID UNCERTAIN, IN AN AMYGDULE, PRISMATIC;

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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