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Summer 2003, Volume 39, Issue 2

EDITORIAL

"Disclose or Be Disclosed" p.83-p.83
William E. Boyajian

FEATURE ARTICLE

Beryllium Diffusion of Ruby and Sapphire p.84-p.135
John L. Emmett, Kenneth Scarratt, Shane F. McClure, Thomas Moses, Troy R. Douthit, Richard Hughes, Steven Novak, James E. Shigley, Wuyi Wang, Owen Bordelon, and Robert E. Kane

NOTES & NEW TECHNIQUES

An Important Exhibition of Seven Rare Gem Diamonds p.136-p.143
John M. King and James E. Shigley

REGULAR FEATURES

Lab Notes p.144-p.151
Featured Lab Note: Glass Imitation of Tsavorite Garnet p.146-p.146
Karin N. Hurwit
Gem News International p.152-p.165
Featured Gem News International Item: Trapiche Rubies Displaying Asterism p.157-p.158
Sam Muhlmeister and Elizabeth Quinn
Book Reviews p.169-p.170
Gemological Abstracts p.171-p.180

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