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Lode Deposits, Prospects, and Occurrences of the Porcupine Mining Area, Southeast Alaska.
For Reference Only At Bureau Libraries :
Map sheet showing the locations and commodities of the lode deposits, prospects, and occurrences of the Porcupine Mining Area. The area geology is also shown on the map sheet.
For Reference Only At Bureau Libraries
Page last reviewed: September 2, 2020
Content source: National Institute for Occupational Safety and Health Education and Information Division