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Article

Not All That Glitters is Gold — Sometimes it is Mozambican Rubies

Phoebe Shang, March 9, 2020

Learn about Mozambican rubies, including their mining history, characteristics and market demand.

Synthetic Ruby Overgrowth on Natural Corundum

Article

Analysis of Synthetic Ruby Overgrowth on Corundum

Sudarat Saeseaw, Vincent Pardieu, Vararut Weeramonkhonlert, Supharat Sangsawong and Jonathan Muyal, June 25, 2015

Analysis of synthetic ruby overgrowth on corundum, using analysis of inclusions, UV-Vis-NIR and EDXRF spectroscopy, and LA-ICP-MS.

Article

Spring 2015 G&G Examines Blue Spinel, Chinese Jewellery Design and the Latest in Synthetics

Russell Shor, June 12, 2015

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

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.

Dyed Natural Corundum as a Ruby Imitation

K. Schmetzer, H. A. Hänni, E. P. Jegge, and E-J. Schupp, June 1, 1992

The gemmological properties of a new ruby imitation, produced by dyeing natural colourless to pale-coloured corundum, are described.

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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