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Back Issues

Back issues of Gems & Gemology may be purchased individually, or save by buying one-, three-, or five-year sets. Use our online order form or contact our Subscriptions/Back Issues Office at dortiz@gia.edu. Call toll-free nationwide 800-421-7250, ext. 7142. Outside the U.S., call 760-603-4000, ext. 7142.

Fall 1996, Volume 32, Issue 3

 

EDITORIAL

Opening Pandora’s Black Box p.153

FEATURE ARTICLES

De Beers Natural versus Synthetic Diamond Verification Instruments p.156-p.169
Christopher M. Welbourn, Martin Cooper, and Paul M. Spear
Introduction to Analyzing Internal Growth Structures: Identification of the Negative d Plane in Natural Ruby p.170-p.184
Christopher P. Smith
Russian Flux-Grown Synthetic Alexandrite p.186-p.202
Karl Schmetzer, Adolf Peretti, Olaf Medenbach, and Heinz-Jürgen Bernhardt

REGULAR FEATURES

1996 Challenge Winners p.203
Gem Trade Lab Notes p.204-p.212
Gem News p.214-p.222
Book Reviews p.223-p.224

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