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Topaz
Honey yellow. Fiery orange. Cyclamen pink. Icy blue. In warm or cool tones, topaz is a lustrous and brilliant gem.
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Research
Spray of Columbite Crystals in Topaz
A cluster of bladed columbite crystals is identified in colorless topaz.
Finds from the Secondary Market
Dave Bindra shows some noteworthy pieces he obtained on the secondary market and shares his thoughts on the state of the colored stones market.
Topaz Description
Topaz actually has an exceptionally wide color range that, besides brown, includes various tones and saturations of blue, green, yellow, orange, red, pink, and purple. Colorless topaz is plentiful, and is often treated to give it a blue color
Topaz Care and Cleaning Guide
Learn about topaz's durability and how to care for your topaz jewelry.
Altering the Color of Topaz
A review of the various techniques in use today to change colorless topaz to a variety of hues.
Spring 1998 G&G; Lab Notes
Summer 2007 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 2001 Gem News International
Topaz, Aquamarine, and Other Beryls from Klein Spitzkoppe, Namibia
This article presents, for the first time, both gemological and geologic information on topaz, aquamarine, and other beryls from miarolitic pegmatites at Namibia’s historic Klein Spitzkoppe mineral locality.
Summer 1985 G&G; Lab Notes
Spring 2007 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 1990 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.
