The PDF version of this issue is available at no charge. Visit www.gia.edu
Synthetic Gem Materials in the 2000s: A Decade in Review
Nathan Renfro, John I. Koivula, Wuyi Wang, and Gary Roskin
Yellow Scapolite from Ihosy, Madagascar
Margherita Superchi, Federico Pezzotta, Elena Gambini, and Emanuela Castaman
A Microstructural Study of Pietersite from Namibia and China
Kaifan Hu and Peter J. Heaney
Update on Mexifire Synthetic Fire Opal
Rajneesh Bhandari and Gagan Choudhary
A Study of the Gems in a Ciborium from Einsiedeln Abbey
Stefanos Karampelas, Marie Wörle, Katja Hunger, Hanspeter Lanz, Danilo Bersani, and Susy Gübelin
Every issue also includes the most up-to-date reports from the GIA Laboratory (Lab Notes) and gemologists around the world (Gem News International).
GIA students and alumni save 10% on back issues! Enter coupon code GGALUM at checkout.
Usually ships in 3-5 business days.