Commodities
PrimarySapphire
Commodity typeN
Economic & production
Development statusProducer
First production1895
Discovery year1894
Identification
Deposit ID10148934
MRDS IDW013397
Alternate namesYogo Mines, New Mine Sapphire Syndicate Mine, Yogo Sapphire Mine
RegionNA
Data scoreC
Coordinates46.87771, -110.29393
References
MONTANA BUREAU OF MINES & GEOLOGY MEMOIR 31, 1949, P. 47.MONTANA BUREAU OF MINES & GEOLOGY IC 20, 1957, P. 26.U.S. BUREAU OF MINES IC 7602, 1951, P. 41-42.U.S. BUREAU OF MINES, 1994, DIRECTORY OF PRINCIPAL U.S.GEMSTONE PRODUCERS IN 1993; U.S. BUREAU OF MINES MINERALINDUSTRY SURVEYS, P. 33.