Trapiche emeralds, which display a distinct six-spoke wheel pattern, set the standard as some of the finest and most spectacular crystals ever unearthed.
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G&G Brief presents an overview of the content of the Winter 2015 issue of Gems & Gemology.
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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.
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This article, from the Summer 2010 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside Gems & Gemology.
Read MoreA relatively new production of red corundum, reportedly from Bangkok, has been offered for sale in recent years.
Read MoreThis article presents the methods and instruments needed to analyse the internal growth structures of corundum.
Read MoreGreek manufacturer J. & A. Douros introduced a new flux synthetic ruby in early 1993.
Read MoreThis 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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The authors present the mineralogical and gemmological properties of rubies found recently in the Morogoro area of Tanzania that have many features in common with rubies from Myanmar (Burma) and other comparable marble-type deposits.
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