News & Articles

Recent Articles

Slow Diamond Market Puts Miners Under Pressure

Author: Russell Shor , Jul 27 Topics: Mining, Pricing

Soft conditions in the world diamond industry are making their way into miners’ bottom line. Plus, market reports on China and Japan.

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Panjshir Valley of Afghanistan

Romancing the Source: Afghanistan

Author: Andrew Lucas and Tao Hsu , Jul 24 Topics: Gemology, Mining

Accompany GIA field gemologists on a true gemstone mining adventure to the emerald mines in the Panjshir Valley of Afghanistan, whose rugged inhabitants have held off 10 Soviet invasion attempts. See how emeralds are mined in a mountain source that few have witnessed.

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3-D Printing: GIA Equips Students for a ‘Technology Revolution’

Author: Jaime Kautsky , Jul 24 Topics: Education, Jewelry, Manufacturing

The potential of 3-D printing is mind-boggling for jewelry design and manufacturing, where time, precision and cost-effectiveness are highly valued.

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Sorting Through the Complex Realities – and Opportunities – of Responsible Sourcing

Author: Jaime Kautsky , Jul 10

A panel representing a variety of geographic areas, markets and company sizes, discusses how they navigate the issues of responsible sourcing.

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Panyu: A Legendary Manufacturing Hub for the Global Gem and Jewelry Industry

Author: Tao Hsu and Andrew Lucas , Jul 2 Topics: Jewelry, Manufacturing

The Panyu district is a leading gemstone cutting and jewelry manufacturing center for the global gem and jewelry industry. Situated near Hong Kong, it plays a key role in jewelry exports from mainland China and Hong Kong. Join GIA field gemologists on a visit to some of the companies and key locations in this gem and jewelry manufacturing powerhouse.

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Synthetic Ruby Overgrowth on Natural Corundum

Analysis of Synthetic Ruby Overgrowth on Corundum

Author: Sudarat Saeseaw, Vincent Pardieu, Vararut Weeramonkhonlert, Supharat Sangsawong, and Jonathan Muyal , Jun 25 Topics: Chemical Composition, Imitations, Simulants, Synthetics

Analysis of synthetic ruby overgrowth on corundum, using analysis of inclusions, UV-Vis-NIR and EDXRF spectroscopy, and LA-ICP-MS.

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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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Library
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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