Characterises a suite of 40 natural brown to black diamonds from this deposit so that they can be distinguished from suspected treated black diamonds.
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Summarises data collected on more than 15,000 natural blue/grey/violet diamonds examined by GIA during the last decade and examines the mechanisms that produce this colour range.
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Explores an exceptional family of diamonds, referred to as “CLIPPIR” (Cullinan-like, Large, Inclusion-Poor, Pure, Irregular and Resorbed), that formed in a super-deep environment.
Read MoreThis article chronicles the discovery of primary diamond deposits throughout Canada, whose increasing supply of rough stones will have a growing impact on the world diamond industry.
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An examination of the gemmological and spectroscopic properties of CVD synthetic diamonds from Gemesis Corp.
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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.
Read MoreDiamond production’s future appears to belong less to Africa and more to Australia, Canada and the Russian Federation, according to this overview of geologic trends in the industry.
Read MoreThe 1990s witnessed important developments in the commercial viability of gem-quality synthetic diamonds.
Read MoreAustralia’s Argyle mine has set records for volume since its establishment in 1983, and is additionally noted for its rare pink diamonds.
Read MoreHistorically, global rough diamond production has fluctuated greatly due to a myriad of causes, many of which are explored in this article.
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