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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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Spring 2001 Gem News International
Spring 2001 G&G; Lab Notes
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.
Spring 2011 G&G; Lab Notes
Winter 1991 G&G; Lab Notes
Winter 1989 G&G Lab Notes
This section, from the Winter 1989 issue of Gems & Gemology, is a compilation of interesting finds from GIA's laboratories.
Winter 1994 G&G; Lab Notes
This section, from the Winter 1994 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Winter 1995 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.
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.
Spring 1993 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.
Winter 1983 G&G; Lab Notes
This section, from the Winter 1983 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
