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Splendour in the Outback: A Visit to Australia’s Opal Fields

Tao Hsu, Andrew Lucas, and Vincent Pardieu, February 1, 2016

Documents a trip to the renowned opal fields of Lightning Ridge, Koroit, Yowah and Quilpie.

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Shenzhen: The Frontier of China’s Gem and Jewellery Industry

Tao Hsu, January 25, 2016

All jewellery professionals are familiar with the city of Shenzhen, a global jewellery manufacturing centre and a leader of China’s fast-growing gem and jewellery industry. Join the GIA team as we tour the city and discover more about its leading jewellery brands.

Carving Gem-Quality Opal

Theodore Grussing, June 1, 1982

An examination of the challenges of carving gem-quality opal.

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