Assessment of Undiscovered Deposits of Gold, Silver, Copper, Lead, and Zinc in the United States by U. S. Department of the Interior

Assessment of Undiscovered Deposits of Gold, Silver, Copper, Lead, and Zinc in the United States

U. S. Department of the Interior

26 pages missing pub info (editions)

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Description

This report summarizes the results of the 1998 National Mineral Resource Assessment that estimated the gold, silver, copper, lead, and zinc in undiscovered deposits in the United States. This project also estimated the identified resources and pas...

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