Rock Creek Sapphire (American Sapphire Gem Mine; Gem Mountain Mine; Anaconda-Sapphire Gulches; Chaussee Sapphire Corp. Mine; American Gem Corp.), Rock Creek District, Granite Co., Montana, USA
Latitude: 46°15'32"N
Longitude: 113°36'51"W
placers in the stream
REF:Deposit:: KUNZ, G. F., 1893, PRECIOUS STONES: U.S. GEOLOGICAL SURVEY
Deposit:: MINERAL RESOURCES OF THE UNITED STATES, P. 760-762.
Deposit:: U.S. GEOLOGCIAL SURVEY BULLETIN 983, 1952, 100 P.
Deposit:: MONTANA BUREAU OF MINES & GEOLOGY BULLETIN 82,
Commodities (Major) - Gemstone - Sapphire
Development Status: Producer
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2 entries listed.
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