Learn how the structure, inclusions and properties of some gemstones interact with light to create unusual visual effects.
Read MoreOften thought of as a deep red gemstone, garnet can also be yellow, orange, green or brown – any colour except blue.
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Circumnavigate the boreal reaches of the globe to explore gems from polar regions.
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G&G Brief presents an overview of the content of the Winter 2015 issue of Gems & Gemology.
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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.
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This article, from the Winter 2009 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.
Read MoreThis article shows that the characteristic of colour appears to have little correlation with variations in bulk (not trace) composition or physical properties.
Read MoreAn overview of previous red-to-violet garnet classification schemes and a proposal for a new one.
Read MoreEight garnet species are defined and methods of identification are described.
Read MoreGem-quality andradites are easy to distinguish chemically from other types of gem garnets.
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