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Mining And Mining Related Stone In Montana

Montanax2019s many colored sapphires are mined in the famous placer gravels in the Sapphire Mountains near Philipsburg about 200 miles northwest of Yellowstone National Park. Most of the sapphires are found in the famed Rock Creek deposit, nicknamed quotGem Mountain.quot Gold miners discovered sapphires there in the 1890x2019s. Over a period of 110 years, several hundred million carats of gem-quality sapphire were mined from this site earning the description of x201CRainbow Over Montana.x201D.

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