Investigation of Manganese Deposits in the Philipsburg Mining District, Granite County, Montana (open access)

Investigation of Manganese Deposits in the Philipsburg Mining District, Granite County, Montana

Report issued by the U.S. Bureau of Mines on the manganese deposits near Granite County, Montana. It reviews the mining history and geology of the Philipsburg district. The report includes maps and tables.
Date: October 1950
Creator: Lorain, S. H.
System: The UNT Digital Library
Lead-Zinc Deposits of the Dunkleberg District, Granite County, Montana (open access)

Lead-Zinc Deposits of the Dunkleberg District, Granite County, Montana

Report issued by the Bureau of Mines over studies conducted on lead-zinc deposits of Montana. The results of the studies are presented. This report includes tables, maps, and illustrations.
Date: December 1953
Creator: Popoff, C. C.
System: The UNT Digital Library