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John I. Koivula
Poudretteite: A Rare Gem Species from the Mogok Valley
Christopher P. Smith, George Bosshart, Stefan Graeser, Henry H‰nni, Detlef G¸nther, Kathrin Hametner, and Edward J. G¸belin
The First Transparent Faceted Grandidierite, from Sri Lanka
Karl Schmetzer, Murray Burford, Lore Kiefert, and Heinz-J¸rgen 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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