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Sapphire
The name “sapphire” can also apply to any corundum that’s not ruby red, another corundum variety.
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Winter 2001 G&G; Lab Notes
This section, from the Winter 2001 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Fall 1989 Gem News International
Fall 1985 Gem News International
Fall 1987 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 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.
Fall 1988 G&G; Lab Notes
This section, from the Fall 1988 issue of Gems & Gemology, is a compilation of interesting finds from GIA’s laboratories.
Summer 1987 G&G; Lab Notes
This section, from the Summer 1987 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.
Summer 1989 Gem News International
Sapphires from Thammannawa, Kataragama Area, Sri Lanka
The February 2012 discovery of high-quality blue sapphires at Thammannawa near Kataragama in southeastern Sri Lanka has intensified gem mining and exploration in the surrounding area and all over the country.
