Turquoise Gemstone | Turquoise Stone

Turquoise

Azure sky, robin’s egg blue: Vivid shades of turquoise define the color that’s named after this gem.

See Gem As

Tools

Research

Spring 2006 G&G; Lab Notes

This section, from the Spring 2006 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.

Spring 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.

Summer 1983 G&G Lab Notes

This section, from the Summer 1983 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.

Spring 2010 G&G Lab Notes

This section, from the Spring 2010 issue of Gems & Gemology, is a compilation of interesting finds from GIA's laboratories.

PreviousPage 5 of 5Next

This Month's

Featured Gems

PERIDOT

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

FANCY COLOR DIAMOND

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

DIAMOND

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

EMERALD

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

CITRINE

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

VIEW THE GEM ENCYCLOPEDIA