Among the collection assembled by Dr Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
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Explore GIA’s collection of free, rare digital books and manuscripts that document the history of gems and jewellery.
Read MoreAmethyst is the purple variety of the quartz mineral species and the gem most commonly associated with the colour purple.
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Karyna Sena, a third-generation gem and jewellery professional, infuses the rich tapestry of Brazil – and her joie de vivre – in each of her designs.
Read MoreFrom the Summer 1991 issue of Gems & Gemmology, a summary of important gemmology-related articles published in other journals.
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Once upon a time, gem cutting was a strict craft bound by centuries of tradition. Then Bernd Munsteiner (b. 1943) invented the fantasy cut.
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Sometimes what you don’t see is as important as what you do. “Negative space” is the explanation for this curious statement.
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Natural gemstones are typically far more valuable than synthetic ones, so being able to identify them correctly is a powerful skill.
Read MoreLearn about amethyst's durability and how to care for your amethyst jewellery.
Read MoreThis article, from the Autumn 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemology.
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