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JCK Las Vegas 2018: Demand Improves, But Attendance Declines

Russell Shor

June 15, 2018

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

13 ct emerald from Belmont mine’s underground tunnel

Fortieth Anniversary of the Belmont Mine

Tao Hsu and Andrew Lucas

May 11, 2018

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

Colombian Emerald Industry: The New Generation

Tao Hsu and Andrew Lucas

May 11, 2018

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

Outlook on Opals from Mexico and Australia

Duncan Pay and Jennifer-Lynn Archuleta

May 11, 2018

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

Small precision-cut emerald from Swat Valley, Pakistan

Supply Chain Transparency and Beneficiation

Tao Hsu and Andrew Lucas

May 11, 2018

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

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

Cultured Pearl Update

Duncan Pay and Jennifer-Lynn Archuleta

May 11, 2018

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

Michael Dyber’s Innovative Gem Carving

Duncan Pay and Jennifer-Lynn Archuleta

May 11, 2018

Michael Dyber discusses his approach to gem carving.

Recent production of turquoise from Polk County, Arkansas

Turquoise from Western Arkansas

Jennifer-Lynn Archuleta and Nathan Renfro

May 11, 2018

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

Large sunstone rough from the Ponderosa mine in Oregon

Ponderosa Sunstone Update

Duncan Pay

May 11, 2018

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

Tsavorite garnet and red spinel from Miriam Kamau’s mining operation in Kenya

Interview with a Kenyan Miner and Dealer

Tao Hsu and Andrew Lucas

May 11, 2018

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

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