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Mineral Resources On-Line Spatial Data

About "This is the main distribution web site for spatial data generated for, and collected by, the Mineral Resources Program (MRP) of the U.S. Geological Survey. This site is...
British Geological Survey (BGS) - OpenGeoscience

About From website A free service where you can view maps, download photographs and other information. More in BBC article from 7th December 2009:...

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