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An Examination of Four Important Gems

C. W. Fryer and John I. Koivula, June 1, 1986

Several famous and historical gemstones in the Smithsonian's collection are examined and reported on.

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Abstract Header from the 2009 issue of Gems & Gemology
Abstracts; Autumn 2009

Brendan M. Laurs, Thomas W. Overton

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

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A New Method for Detecting Be Diffusion-Treated Sapphires: Laser-Induced Breakdown Spectroscopy (LIBS)

Michael S. Krzemnicki, Henry A. Hänni,, December 1, 2004

This article describes the first application of laser-induced breakdown spectroscopy (LIBS) to gemmology.

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The internal structures of natural pearls from the marine mollusk Pinctada maxima are the subject of the lead article in this issue. The scattered loose pearls on the cover are from Paspaley’s natural pearl collection, which includes one discovered in the 1970s at the Eighty Mile Beach fishing grounds
G&G Spring 2021 Edition
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