Spring 2000
- $15.00
The PDF version of this issue is available at no charge. Visit www.gia.edu
Burmese Jade: The Inscrutable Gem
Richard W. Hughes, Olivier Galibert, George Bosshart, Fred Ward, Thet Oo, Mark Smith, Tay Thye Sun, and George E. Harlow
Lapis Lazuli from the Coquimbo Region, Chile
Robert R. Coenraads and Claudio Canut de Bon
Spectroscopic Evidence of GE POL HPHT-Treated Natural Type IIa Diamonds
David Fisher and Raymond A. Spits
Purple to Purplish Red Chromium-Bearing Taaffeites
Karl Schmetzer, Lore Kiefert, and Heinz-Jürgen Bernhardt
Richard W. Hughes, Olivier Galibert, George Bosshart, Fred Ward, Thet Oo, Mark Smith, Tay Thye Sun, and George E. Harlow
Lapis Lazuli from the Coquimbo Region, Chile
Robert R. Coenraads and Claudio Canut de Bon
Spectroscopic Evidence of GE POL HPHT-Treated Natural Type IIa Diamonds
David Fisher and Raymond A. Spits
Purple to Purplish Red Chromium-Bearing Taaffeites
Karl Schmetzer, Lore Kiefert, and Heinz-Jürgen Bernhardt
Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).
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SKU: 430002
