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Jade
“Jade” is a generic term for nephrite, jadeite, and under certain conditions green omphacite. In China, a pierced jade disk is a symbol of heaven.
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Research
Winter 1995 G&G; Lab Notes
This section, from the Winter 1995 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Summer 1988 G&G; Lab Notes
This section, from the Summer 1988 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Fall 1987 G&G; Lab Notes
Fall 1988 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.
Spring 2011 G&G; Lab Notes
Summer 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.
Fall 1983 G&G; Lab Notes
This section, from the Fall 1983 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Jewelry Shanghai 2014
An insider look at the May 2014 show, held at the Shanghai Word Expo Exhibition & Convention Center.
Guizhou Jade from Qinglong, China
The authors collect Guizhou Jade at the mine and explore the antimony deposit in Qinglong, China.
Japanese Jadeite Tables
Examines the sources, color, texture, and chemical composition of jadeite from Japanese deposits.
