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This edition of the Bureau of Mines' annual report of its mineral information and research activities highlights such topics as cyanide, heap leaching, and the environmental issues associated with the "gold rush of the 1980's," mine fire warning systems, automation in mining, land-use restraints on federal lands, and international coal production costs and competitiveness. It also provides an overview of the Bureau's accomplishments by program area during the past year and lists recent publications and patents that have resulted from Bureau investigations.
Page last reviewed: May 5, 2020
Content source: National Institute for Occupational Safety and Health Education and Information Division