Article
Green gemstones, which can uplift and heal our spirits, have been popular gem choices ever since we began to adorn ourselves with jewelry.
Read MoreThis section, from the Spring 1986 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThis section, from the Summer 2004 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
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This section, from the Spring 1983 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
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This section, from the Summer 1982 issue of Gems & Gemology, is a complilation of interesting finds from GIA's laboratories.
Read MoreThe term "alexandrite effect" refers to the apparent change of color in certain minerals from blue-green or greenish violet in daylight to red or reddish violet in incandescent light.
Read MoreA 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.
Read MoreA 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.
Read MoreGIA grad Niveet Nagpal, president and head designer of Omi Privé, showcases his love of gems and brings them to life in his designs.
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Article
Learn how the structure, inclusions and properties of some gemstones interact with light to create unusual visual effects.
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