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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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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 2001 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.
Strong Fluorescence in B-Jade Impregnated with Wax
A bangle is an example of the misconception that B jade is only impregnated by resin, when in fact wax-impregnated jadeite is also considered B-jade.
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.
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.
Summer 1998 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 1996 G&G; Lab Notes
This section, from the Summer 1996 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
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.
Fall 1995 Gem News International
New or Unusual Gem Materials Encountered in the Institute’s Gem Trade Laboratories
One of the favorites for Gems & Gemology readers is the Lab Notes column, the brief reports in each issue describing notable or unusual gem materials that have made their way to GIA’s laboratory.
