The humble leaf has captivated jewellery designers for centuries and they’ve transformed it into enduring pieces of beautiful jewellery.
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Green gemstones, which can uplift and heal our spirits, have been popular gem choices ever since we began to adorn ourselves with jewellery.
Read MoreA comprehensive review of the history and geology of Colombian emeralds together with descriptions of some of the most famous gems to come from this locality.
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Brazil has become a leading producer of emeralds; this article examines one of the most significant deposits.
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GIA field gemmologists are a different breed. When Andy Lucas, GIA manager of Field Gemmology in Carlsbad, decided to take some holiday time, he didn’t make for the usual destinations. No beaches, ski resorts or cosmopolitan cities. Lucas instead headed off to Afghanistan, lured by deposits of fine emeralds.
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This section, from the Spring 1991 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThe Coscuez mine, one of a number in Colombia, is rapidly gaining significance as a major source of fine emeralds.
Read MoreThe higher the chromium content in synthetic emerald overgrowth, the darker the coating and appearance of the stone will be.
Read MoreThis article reports on three gem materials currently being mined in Pakistan.
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