Keith Proctor, June 1, 1984
First in a series, this article reviews the exploration for gemstones and mining methods in Minas Gerais, Brazil.
Read MoreBrendan M. Laurs, Thomas W. Overton
This article, from the Winter 2010 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemology.
Read MoreJames E. Shigley and Anthony R. Kamp, June 1, 1984
A survey of the current gemmological knowledge of pegmatites, including the gem varieties aquamarine, tourmaline and topaz.
Read MoreRosangela Bocchio, Ilaria Adamo, and Franca Caucia
Aquamarine from granitic pegmatites of the Masino-Bregaglia Massif, Central Alps, Italy.
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