Winter 2013
- $15.00
The PDF version of this issue is available at no charge. Visit www.gia.edu
Recent Advances in Understanding the Geology of Diamonds
Steven B. Shirey and James E. Shigley
Blue Sapphires from the Baw Mar Mine in Mogok
Hpone-Phyo Kan-Nyunt, Stefanos Karampelas, Klemens Link, Kyaw Thu, Lore Kiefert, and
Pierre Hardy
Update on Gemstone Mining in Luc Yen, Vietnam
Pham Van Long, Vincent Pardieu, and Gaston Guiliani
Characteristics of Coated Jadeite Jade
Jian Zhang, Taijin Lu, and Hua Chen
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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