Article Search Results

Growth Method and Growth-Related Properties of a New Type of Russian Hydrothermal Synthetic Emerald

Karl Schmetzer, March 1, 1996

A new type of Russian hydrothermal synthetic emerald is produced.

Gemmological Investigation of a New Type of Russian Hydrothermal Synthetic Emerald

John I. Koivula, Robert C. Kammerling, March 1, 1996

Tairus, in Novosibirsk, has produced yet another new type of Russian hydrothermal synthetic emerald.

Confusing, Triangular Inclusions in an Art Deco-Style Pin

Spring 1991 G&G Lab Notes

March 1, 1991

This section, from the Spring 1991 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.

The Lennix Synthetic Emerald

Giorgio Graziani, Edward Gübelin, September 1, 1987

An examination of the gemmological properties of a French flux fusion-grown synthetic emerald.

The Biron Hydrothermal Synthetic Emerald

Robert E. Kane and Richard T. Liddicoat, Jr., September 1, 1985

A new synthetic emerald exhibits some characteristics that are distinctly different from other synthetic emeralds, such as gold inclusions.

Russian Flux-Grown Synthetic Emeralds

John I. Koivula and Peter C. Keller, June 1, 1985

The properties and techniques of flux-grown synthetic emeralds from Russia are discussed.

The Chromium Content of Lechleitner Synthetic Emerald Overgrowth

K. Schmetzer, H. Bank, June 1, 1981

The higher the chromium content in synthetic emerald overgrowth, the darker the coating and appearance of the stone will be.

Abstracts; Summer 1991

Dona M. Dirlam

From the Summer 1991 issue of Gems & Gemmology, a summary of important gemmology-related articles published in other journals.

Abstract Header from the 2009 issue of Gems & Gemology

Abstracts; Summer 2009

Brendan M. Laurs, Thomas W. Overton

This article, from the Summer 2009 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

Abstracts; Autumn 1991

Dona M. Dirlam

This article, from the Autumn 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemology.

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