GIA: Gems & Gemology: Back Issue Detail

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Winter 1990, Volume 26, Issue 4 (sold out)

EDITORIAL

The Country of Origin Question p.247

FEATURE ARTICLES

The Legendary Dresden Green Diamond p.248-p.266
Robert E. Kane, Shane F. McClure, and Joachim Menzhausen
Diagnostic Features and Heat Treatment of Kashmir Sapphires p.267-p.280
Rolf Schwieger

NOTES AND NEW TECHNIQUES

An Investigation of a Suite of Black Diamond Jewelry p.282-p.287
Robert C. Kammerling, Robert E. Kane, John I. Koivula, and Shane F. McClure
"Emeraldolite:" A New Synthetic Emerald Overgrowth on Natural Beryl p.288-p.293
Dominique Robert, Emmanuel Fritsch, and John I. Koivula

REGULAR FEATURES

Gem Trade Lab Notes p.294-p.299
Gem News p.300-p.309
Gemological Abstracts p.310-p.319
Book Reviews p.318-p.319
Annual Index p.320-p.323

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