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Core Data from the Deep Sea Drilling Project

Leg 20, hole 197

Physiographic feature:abyssal floor
Total penetration (m):283
# sediment cores:1
Oldest sediment core:1
Oldest sediment age:Neocomian
Type of crust:oceanic
Depth to basement (m): 275
# Rock cores:1
Rock description:tholeiitic basalt

Data types available:
age profile original delimited  
core depth recovery original delimited  
igneous/metamorphic rock
original delimited browse
site summary information original delimited  
sonic velocity original delimited  
water chemistry
original delimited  

Related data in the Index to Marine and Lacustrine Geological Samples

Introduction page

These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced 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, and collocated World Data Center for Marine Geology and Geophysics, Boulder. Data were compiled in cooperation with the U.S. Science Support Program, the Joint Oceanographic Institutions, Inc., and the U.S. National Science Foundation. Please see NOAA's privacy information. Send questions or comments to

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]