Master Alloys

Afghan Gems - Faraidoon Hamidy

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Amber World / Amber Manufacturing

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Ananta Minerals - Raj Kumar Sethi

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Asfaw Kidane Opal Gemstone Export

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Baltistan Gems & Minerals - Mazhar Iqbal

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Bernd Schutz Gems

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Bilchar Enterprises

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Brazilian Stones - Ricardo & Ricardo Augusto Lacerda

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Dai's Rock Shop
No. 8 The South of Bld 33, Detian Plaza, Guilin, Guangxi 541003

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Mexico Obsidienne

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United Precious Metal Refining, Inc.
2781 Townline Road, Alden, NY 14004

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