Causes of colour in heat treated brown diamonds and synthetic brown diamonds are similar to treated pink diamonds. #ChocolateDiamonds
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$127m Diamond Loss for Rio Tinto
Rio Tinto reported a $127m loss for 2024 from its Diavik diamond mine, in Canada, as weak market conditions led to “fixed cost inefficiencie...
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The number of bidders at the recent 2019 Argyle Pink Diamonds Tender saw double-digit growth with buyers vying to get their hands on...
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The Gemological Institute of America (GIA) has updated the language in its lab-grown-diamond certificates to ...
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Trans Hex Group’s losses widened 2% to $13.9 million in the past fiscal year, reflecting the termination of i...
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