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Mineral Reconnaissance of the Porcupine River Region. A Summary Report.
For Reference Only At Bureau Libraries :15 pages
The Bureau of Mines made a reconnaissance in 1976-77 of 5.5 million acres of land in the Porcupine River Region. The study region is divided into three generalized areas by rock types and the mineral deposit types probable in each area. This summary report includes maps of rock types, mineral deposits, and energy and mineral potential.
For Reference Only At Bureau Libraries
Page last reviewed: March 11, 2019
Content source: National Institute for Occupational Safety and Health Education and Information Division