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G&G Announces Most Valuable Article Awards

The G&G Staff, May 12, 2020

G&G announces the winners of the Dr Edward J. Gübelin Most Valuable Article Awards for 2019.

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Pyrope Garnet and Montana Sapphires Highlight Winter 2015 G&G

Russell Shor, February 1, 2016

G&G Brief presents an overview of the content of the Winter 2015 issue of Gems & Gemology.

Separating Natural and Synthetic Rubies on the Basis of Trace-Element Chemistry

Sam Mulhmeister, Emmanuel Fritsch, June 1, 1998

Natural and synthetic gem rubies can be separated on the basis of their trace-element chemistry.

Natural Rubies with Glass-Filled Cavities

Robert E. Kane, December 1, 1984

An examination and analysis of 15 natural rubies with glass-filled cavities.

Gemstones of Pakistan: Emerald, Ruby and Spinel

E. J. Gübelin, September 1, 1982

This article reports on three gem materials currently being mined in Pakistan.

Abstract Header from the 2009 issue of Gems & Gemology

Abstracts; Winter 2009

Brendan M. Laurs, Thomas W. Overton

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

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