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Summer 1993, Volume 29, Issue 2

EDITORIAL

Stability Disclosure: Are We Going Far Enough? p.79
Letters p.80

FEATURE ARTICLES

Flux-Grown Synthetic Red and Blue Spinels from Russia p.81-p.98
Sam Muhlmeister, John I. Koivula, Robert C. Kammerling, Christopher P. Smith, Emmanuel Fritsch, and James E. Shigley
Emeralds and Green Beryls of Upper Egypt p.100-p.115
Robert H. Jennings, Robert C. Kammerling, Andre Kovaltchouk, Gustave P. Calderon, Mohamed K. El Baz, and John I. Koivula
Reactor-Irradiated Green Topaz p.116-p.121
Charles E. Ashbaugh III and James E. Shigley

REGULAR FEATURES

Gem Trade Lab Notes p.122-p.128
Thank You, Donors p.129
Gem News p.130-p.141

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