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A bright orange, multi-faceted gem.
Article
Fall for Autumn Gems

Nature gives us a brilliant palette of color-changing leaves and a spectacular kaleidoscope of colorful sunsets during the fall season.

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Multi-colored gems are superimposed on an image of glacier peaks.
Article
Gems and Minerals from the Subarctic

Circumnavigate the boreal reaches of the globe to explore gems from polar regions.

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Article
Observations on the Heat Treatment of Basalt-Related Blue Sapphires

Researchers from GIA’s Bangkok laboratory seek to identify low-temperature heat treatment in basalt-related blue sapphires.

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A man and woman shake hands during a career fair event. In the background is a GIA poster.
Article
Adapting to Changing Workplaces

GIA Career Service advisors offer tips on how to navigate the changing workforce and consumer attitudes for success in the gem and jewelry industry.

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imperial flame topaz
Article
Cutting the ‘Imperial Flame’ Topaz

See how gem artist Alexander Kreis transforms a rough topaz crystal into a gem cutting masterpiece.

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Pinkish orange inclusion in topaz.
Quarterly Crystal: Triplite in Topaz

The first triplite inclusion in a topaz host is examined.

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Brazilian colorless topaz with molybdenite inclusions.
Molybdenite in Topaz

An unusual host-inclusion association is revealed when cluster of crystals in a colorless topaz is discovered to be molybdenite.

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Man sits next to microscope.
Article
Tucson Visit Spurs Geology Professor, Publisher to Head Back to School

Geologist, publisher earns his GG so he can share more information on gem materials with visitors to Geology.com, his Earth Science website.

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Woman holds multiple strands of black cultured pearls.
Article
‘Pearl Goddess’ Pours Experience, Support into GIA Alumni Association

Betty Sue King shares her expertise at chapter meetings, on pearl trips and with donations to the Tucson auctions – all in support of the GIA alumni.

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Close-up shot of 18K yellow gold, emerald, enamel and diamond lariet suite, inclusing ring, lariet, pendant and earrings.
Article
GIA Scholarship Helps Designer Build Technical Skills, Creativity

JDT program gives designer the skills and techniques – and freedom – to create the designs that move past the trends.

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