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Tourmaline

Tourmalines have a variety of exciting colors with one of the widest color ranges of any gem.

Tourmaline
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Spring 1982 Gem News International

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Spring 1983 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 2004 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 2005 G&G; Lab Notes

This section, from the Summer 2005 issue of Gems & Gemology, is a compilation of interesting finds from GIA's laboratories.

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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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Spring 1985 Gem News International

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Spring 1988 Gem News International

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Spring 1988 G&G; Lab Notes

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Spring 1989 Gem News International

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Spring 1990 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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Spring 1991 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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Spring 1998 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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This Month's

Featured Gems

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PERIDOT

Found in lava, meteorites, and deep in the earth’s mantle, yellow-green peridot is the extreme gem.

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FANCY COLOR DIAMOND

Dazzling brilliance. Captivating color. These are the planet’s most valued gems.

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DIAMOND

Diamonds are among nature’s most precious and beautiful creations.

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EMERALD

Emerald is the bluish green to green variety of beryl, a mineral species that includes aquamarine.

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CITRINE

Emerald is the bluish green to green variety of beryl, a mineral species that includes aquamarine.

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