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Fake green rough diamond
GIA Exposes Rough Diamond with Fake Green Color
Manufacturers coated a rough diamond with a green substanceto imitate a natural color, the Gemological Institute of America (GIA) saidafter the stone turned up for grading.The presence of chromium oxide powder on the surface ofthe 6.49-carat crystal...
Rough Markets Aug 19, 2019 Rapaport News
Merlin green diamonds
Merlin Magics Up Green Diamonds in Australia
Merlin Diamonds has recovered five green diamonds in itsAustralian mining operations, following the discovery of a rare blue diamond inDecember.The largest of the green diamonds weighs 1.4 carats, andanother is 0.21 carats. Meanwhile, independent experts...
Mining Mar 14, 2017 Rapaport News
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