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Geology and Ore Deposits of the Globe-Miami District, Arizona

Nels Paul Peterson

出版	U.S. Government Printing Office, 1962
URL	http://books.google.com.hk/books?id=48gKAQAAMAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN

註釋

Within the district of known productive deposits are several large areas underlain by rocks that are younger than the period of mineralization and that may conceal other ore bodies.