First in a series, this article reviews the exploration for gemstones and mining methods in Minas Gerais, Brazil.
Read MoreFrom the Summer 1991 issue of Gems & Gemmology, a summary of important gemmology-related articles published in other journals.
Read MoreNatural gemstones are typically far more valuable than synthetic ones, so being able to identify them correctly is a powerful skill.
Read MoreA survey of the current gemmological knowledge of pegmatites, including the gem varieties aquamarine, tourmaline and topaz.
Read MoreThis article, from the Spring 1991 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.
Read MoreAquamarine from granitic pegmatites of the Masino-Bregaglia Massif, Central Alps, Italy.
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