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CRIB--the Mineral Resources Data Bank of the U.S. Geological Survey

James Alfred CalkinsOlaf KaysEleanor K. Keefer

出版	U.S. Department of the Interior, Geological Survey, 1973
URL	http://books.google.com.hk/books?id=kZx_VTezF78C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN