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JCK Las Vegas 2018: Demand Improves, But Attendance Declines

Jewelry designers, manufacturers and diamond dealers generally saw steady, if still somewhat cautious, business.

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13 ct emerald from Belmont mine’s underground tunnel
Fortieth Anniversary of the Belmont Mine

Marcelo Ribeiro offers an update on mining and cutting activities at the Belmont emerald mine in Brazil.

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Colombian Emerald Industry: The New Generation

Luis Gabriel Angarita and Edwin Molina share their experiences and perspective on the Colombian emerald industry.

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Mexican fire opal with good claritiy
Outlook on Opals from Mexico and Australia

Jürgen Schütz discussed the opal sourcing and cutting activities of the German firm Emil Weis.

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Small precision-cut emerald from Swat Valley, Pakistan
Supply Chain Transparency and Beneficiation

Jean Claude Michelou shares his perspective on supply chain transparency and beneficiation in source countries.

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The increasing popularity of cultured pearls with unusual color and size combinations
Cultured Pearl Update

Fran Mastoloni shares his thoughts on the status of the cultured pearl market.

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Aquamarine carving by Michael Dyber
Michael Dyber’s Innovative Gem Carving

Michael Dyber discusses his approach to gem carving.

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Recent production of turquoise from Polk County, Arkansas
Turquoise from Western Arkansas

A report on turquoise from the only known U.S. deposit outside of the Southwest.

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Large sunstone rough from the Ponderosa mine in Oregon
Ponderosa Sunstone Update

John Woodmark provides an update on the Ponderosa sunstone mine in Oregon.

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Tsavorite garnet and red spinel from Miriam Kamau’s mining operation in Kenya
Interview with a Kenyan Miner and Dealer

Miriam Kamau relates how she became a prominent dealer and miner.

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