A Proposed New Classification for Gem-Quality Garnets
Eight garnet species are defined and methods of identification are described.
Gem Andradite Garnets
Gem-quality andradites are easy to distinguish chemically from other types of gem garnets.
A New Classification for Red-To-Violet Garnets
An overview of previous red-to-violet garnet classification schemes and a proposal for a new one.
Gem Garnets in The Red-To-Violet Colour Range
This article shows that the characteristic of colour appears to have little correlation with variations in bulk (not trace) composition or physical properties.
Demantoid from Val Malenco, Italy: Review and Update
New data are presented for demantoid from Val Malenco, Italy, as obtained by classical gemmological methods.
Abstracts; Summer 2009
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.