The first known group of colour-change gem-quality chrome grossular garnet, reportedly from Ethiopia, is examined in GIA’s Carlsbad lab.
Read MoreA compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewellery manufacturing techniques and industry trends.
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A colour change in rough garnet is observed and plotted in GIA’s Carlsbad lab.
Read MoreThese red, pink and orange hued gems evoke passion and excitement – and are surefire accessories for sultry summer days.
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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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A summary of the content found in the Summer 2016 issue of Gems & Gemology.
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Çiğdem Lüle uses her expertise to teach about the gem market and develop the multidisciplinary research subject of archaeo-gemmology.
Read MoreOften thought of as a deep red gemstone, garnet can also be yellow, orange, green or brown – any colour except blue.
Read MoreA compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewellery manufacturing techniques and industry trends.
Read MoreA compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewellery manufacturing techniques and industry trends.
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