Mine detail: Gem Mountain Sapphire Mine

Previously called 'Chaussee Sapphire MineAmerican Sapphire Gem Mine'

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Location

Lat / long: 46.276, -113.60426

Resource(N)

Primary: Corundum, Gemstone

Production

Operation type: Unknown
Production size: Small
Development status: Producer

Geology

Host type:Alluvium

References

MRDSD008178
DEP10012518
Reference{Deposit:: MBMG BULL 115, P. 24.}{Deposit:: THE NORTHERN MINER, 1994, AMERICAN GEM PRODUCING SAPPHIRES IN MONTANA: V. 80, NO. 30, P. 1, 10, 11.}
ReporterWise, Kristine K. (Elliott, James E.), Orris, Greta J.