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NOAA/NGDC
WDC MGG Seafloor Series Vol I

Core Data from the Deep Sea Drilling Project


Leg 4, hole 25A

Physiographic feature:ridge
Total penetration (m):77
# sediment cores:3
Oldest sediment core:1
Oldest sediment age:Upper Miocene
Oldest sediment description: algal limestone
Type of crust:oceanic
Other holes at this site:25

Data types available:
afd paleomagnetics original delimited browse
age profile original delimited  
carbon/carbonate original delimited  
core depth recovery original delimited  
discrete sediment
paleomagnetics 		original delimited browse
grain size original delimited  
nannofossils original delimited browse
site summary information original delimited  
sonic velocity original delimited  
x-ray mineralogy,
bulk 		original delimited  
x-ray mineralogy,
silt fraction 		original delimited  

Related data in the Index to Marine & Lacustrine Geological Samples

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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 the NGDC privacy, disclaimer, and copyright notices.