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Summer 2005

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The PDF version of this issue is available at no charge. Visit www.gia.edu
Characterization and Grading of Natural-Color Yellow Diamonds
John M. King, James E. Shigley, Thomas H. Gelb, Scott S. Guhin, Matthew Hall, and Wuyi Wang

Emeralds from the Kafubu Area, Zambia
J. C. Zwaan, AntonÌn Seifert, Stanislav Vr·na, Brendan M. Laurs, Bjˆrn Anckar, William B. Simmons, Alexander Falster, Wim Lustenhouwer, Sam Muhlmeister, John I. Koivula, and HÈja Garcia-Guillerminet

Mt. Mica: A Renaissance in Maine's Gem Tourmaline Production
William B. (Skip) Simmons, Brendan M. Laurs, Alexander U. Falster, John I. Koivula, and Karen L. Webber

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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