Tag Archives: black opal

The World’s Opals – Speaker Travis Lejman, F.G.A, G.G

Posted on August 24, 2019 by dcgiaorg

Renowned New York City’s jewelry appraiser and gemologist Travis Lejman shared his favorite colored gemstone, Opal, with DCGIA members. Travis has continued Dr. Paul Downing’s work in opal grading and has presented past workshops with the NAJA on opals. Travis discussed … Continue reading →

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Opals : Mine to Market – Matthew Hopkins

Posted on August 29, 2015 by dcgiaorg

Matthew Hopkins discussed the early Australian mines, mining processes and the stages opal goes through to get from mine to market. Matthew Hopkins is a partner in Hopkins Opal, a family mining, cutting, jewelry design, and wholesale distributor dealing in … Continue reading →

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