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A view of downtown Hong Kong – with a freeway traveling through it.

US Retailers Continue to Cite ‘Challenging’ Environment, Synthetic Melee Detected

Russell Shor, March 20, 2017 Topics: Design, Education

Economists recognize that the decline in middle class purchasing power is directly affecting some consumer products – including jewelry.

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Multi-colored gems are superimposed on an image of glacier peaks.

Frozen Splendor: Gems and Minerals Near the Arctic Region

Sharon Bohannon, March 17, 2017 Topics: Inclusions, Optical Properties, Physical properties

Circumnavigate the boreal reaches of the globe from Greenland proceeding in an easterly direction to Canada to explore polar gems.

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Gem: The Definitive Visual Guide book cover

Book Review: Gem: The Definitive Visual Guide

Tao Hsu, March 10, 2017

A review of Gem: The Definitive Visual Guide.

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Blue Sapphires

An In-Depth Gemological Study of Blue Sapphires from the Baw Mar Mine (Mogok, Myanmar)

Wasura Soonthorntantikul, Wim Vertriest, Victoria Liliane Raynaud-Flattot, Supharart Sangsawong, Ungkhana Atikarnsakul, Charuwan Khowpong, Vararut Weeramonkhonlert, and Vincent Pardieu, February 24, 2017

GIA field gemologists visited Baw Mar operations in 2013, 2014, and 2015. In this study, we analyzed samples collected during two separate expeditions.

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Sapphires from the Gem Rush Bemainty area, Ambatondrazaka (Madagascar)

Vincent Pardieu, Wim Vertriest, Vararut Weeramonkhonlert, Victoria Raynaud, Ungkhana Atikarnsakul and Rosey Perkins, February 24, 2017

The discovery of many fine quality sapphires in this area is opening a new chapter in the conflict between conservation and gem mining in northeastern Madagascar.

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New Rings: 500+ Designs book cover

Book Review: New Rings: 500+ Designs

Sarah Froelich, February 22, 2017

Review of New Rings: 500+ Designs by Nicolas Estrada.

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Tips From the Bench
How to Modify a Goldsmith Hammer

Compiled by GIA’s Jewelry Manufacturing Arts Instructors

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The First Point of Reference for Gems and Jewelry

Located on GIA's Carlsbad campus, The Richard T. Liddicoat Gemological Library and Information Center is the largest, most complete library of its kind.

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