Sharon Bohannon, November 11, 2016
Learn how the structure, inclusions and properties of some gemstones interact with light to create unusual visual effects.
Read MoreRussell Shor, February 1, 2016
G&G Brief presents an overview of the content of the Winter 2015 issue of Gems & Gemology.
Read MoreBrendan 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.
Read MoreDeborah Dupont Martin, June 1, 1987
A treatise on the design, display, care and repair of fine gemstones.
Read MoreBrendan 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.
Read MoreNathan Renfro, October 17, 2013
Observing a water drop’s interaction with opal, as well as refractive index, can confirm a specimen’s hydrophane nature with less risk of breakage than total immersion.
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