Gem Mountain
Philipsburg, MT
Sapphire gravel washing operation. Heat treating available.
Sapphires
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Helena Sapphire
Helena, MT
Sapphire gravel washing.
Sapphires
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Butte Agate
Butte, MT
Butte area agates.
Agate
Jasper
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Missoula Gem Mine
Missoula, MT
Garnet and sapphire.
Garnet
Sapphires
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