Montana · Granite County
Past Producer
Skalkaho Grazing Co.
Granite County, Montana, United States
Gemstone
Sapphire
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USGS source ↗
Commodities
Primary
Gemstone
Tertiary
Sapphire
Commodity type
N
Economic & production
Development status
Past Producer
Identification
Deposit ID
10289307
Region
NA
Data score
D
Coordinates
46.27269, -113.60923
References
PERSONAL COMMUNICATION WITH MONTANA BUREAU OF MINES &GEOLOGY, 1995.U.S. BUREAU OF MINES, 1994, DIRECTORY OF PRINCIPAL U.S.GEMSTONE PRODUCERS IN 1993; U.S. BUREAU OF MINES MINERALINDUSTRY SURVEYS, P. 34.