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Big Sky Country Sapphire

November 1, 2017 Sustainable Gemstones

Hsu, T., Lucas, A., Kane, R. E., McClure, S. & Renfro, N. (2017) Big Sky Country Sapphire: Visiting Montana’s Alluvial Deposits. Gems & Gemology, 53(2). Link to Article

In Country-specific, Geology of Gemstones Tags United States, sapphires
← A New Find of Danburite in the Luc Yen Mining Area, VietnamGeology and Development of the Lomonosov Diamond Deposit, Northwestern Russia →

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