Insights From Inclusions
Natural gemstones are typically far more valuable than synthetic ones, so being able to identify them correctly is a powerful skill.
Ancient Tourmaline and Beryl from Afghanistan
Examination of a large private collection of beads and carvings from antique excavations, assembled in the 1970s by a collector in Afghanistan.
A Status Report on Gemstones from Afghanistan
An overview of the plentiful and various gem materials being discovered and produced in Afghanistan.
Gem-Bearing Pegmatites: A Review
A survey of the current gemmological knowledge of pegmatites, including the gem varieties aquamarine, tourmaline and topaz.
Abstracts; Summer 1991
From the Summer 1991 issue of Gems & Gemmology, a summary of important gemmology-related articles published in other journals.
Abstracts; Spring 1991
This article, from the Spring 1991 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.
The authors have encountered hundreds of polymer-filled aquamarines in the Chinese jewellery market.
Aquamarine from the Masino-Bregaglia Massif, Central Alps, Italy
Aquamarine from granitic pegmatites of the Masino-Bregaglia Massif, Central Alps, Italy.
Aquamarine, Maxixe-Type Beryl and Hydrothermal Synthetic Blue Beryl: Analysis and Identification
Aquamarine, Maxixe-type (irradiated) beryl, and two types of hydrothermally grown synthetic blue beryl currently available in the marketplace were investigated using various gemmological methods.