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Spring 2001, Volume 37, Issue 1
EDITORIAL
The Dr. Edward J. Gübelin Most Valuable Article Award p.1-p.2 Alice S. Keller
FEATURE ARTICLES
Ammolite: Iridescent Fossilized Ammonite from Southern Alberta, Canada p.4-p.25 Keith A. Mychaluk, Alfred A. Levinson, and Russell L. Hall
Discovery and Mining of the Argyle Diamond Deposit, Australia p.26-p.41 James E. Shigley, John Chapman, and Robyn K. Ellison
Hydrothermal Synthetic Red Beryl from the Institute of Crystallography, Moscow p.42-p.55 James E. Shigley, Shane F. McClure, Jo Ellen Cole, John I. Koivula, Taijin Lu, Shane Elen, and Ludmila N. Demianets
REGULAR FEATURES
Gem Trade Lab Notes p.56-p.63
Lab Notes highlight: Quartzite Bangle Dyed Three Colors to Imitate Jadeite p.62-p.63 Wendi M. Mayerson
GNI highlight: White House Conference on "Conflict" Diamonds p.64-p.66 Alfred A. Levinson and James E. Shigley
Gem News International p.64-p.78
2001 Gems & Gemology Challenge p.79-p.80
Book Reviews p.81-p.82
Gemological Abstracts p.83-p.94
About the Cover
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