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Three-Sided Phantom in Quartz
Quarterly Crystal: Wurtzite Phantom in Quartz

For the first time, wurtzite is found as an inclusion in gem material.

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A round, bright red gem displayed on a dark gray background.
Article
The Red Hot Gems of Summer

These red, pink and orange hued gems evoke passion and excitement – and are surefire accessories for sultry summer days.

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Spinel suites in a range of hues.
Fine Gems and Update from Myanmar

A look at top-quality gems and insight into a delegation’s visit to gem mines in Myanmar.

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 Spinel 80909 300x169
Article
GIA Gem Project
Spinel

Found in nearly every color – most notably red, pink and blue – spinels are popular gemstones because of their abundance, moderate cost and attractiveness.

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Hunting for Spinels in Vietnam
Article
Seek the World’s Most Vivid Blue Spinel with GIA Field Gemologists

Join GIA’s field gemologists as they seek Vietnam’s exotic sky-blue spinel.

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Hunting for Ruby, Sapphire, and Spinel in Mogok, Myanmar
Article
GIA Field Gemologists seek Ruby, Sapphire, and Spinel in Mogok, Myanmar

Venture deep underground with GIA’s Field Gemologists Vincent Pardieu and Dr. Aaron Palke as they explore the geology of Mogok’s ruby, sapphire, and spinel deposits.

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Winter 2011 Gem News International

A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewelry manufacturing techniques, and industry trends.

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Miners Dig Pits in Montepuez
Summer 2010 Gem News International

A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewelry manufacturing techniques, and industry trends.

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Cambodian Zircon Deposit
Summer 2009 Gem News International

A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewelry manufacturing techniques, and industry trends.

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Summer 2007 Gem News International

A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewelry manufacturing techniques, and industry trends.

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