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Pearl
Perfect shining spheres. Lustrous baroque forms. Seductive strands, warm to the touch. Pearls are simply and purely organic.
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Spring 2002 G&G; Lab Notes
This section, from the Spring 2002 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Summer 1997 Gem News International
Summer 1998 G&G Lab Notes
This section, from the Summer 1998 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Summer 1999 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 1999 G&G; Lab Notes
Summer 2000 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 2000 G&G; Lab Notes
Summer 1985 G&G; Lab Notes
Fourth International Gemological Symposium: Cultured Pearls
Fourth International Gemological Symposium: Cultured Pearls
“Edison” Pearls: Increasing Market Presence
The increased popularity of “Edison” pearls was evident at the AGTA and GJX shows, with more colors and larger sizes available.
Heart-Shaped Golden South Sea Cultured Pearl
The remarkable use of an atypical bead nucleus to achieve the perfect heart shape suggests recent improvements in pearl culturing techniques.
Sweet Home Mine Rhodochrosite from 1888
A rhodochrosite on display at AGTA dates back more than a century to Colorado’s Alma Mining District.
