Tag
rio tinto
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Rio Tinto has unveiled one of the largest diamonds ever discovered in Canada. The 187.7 carat gem-quality rough diamond, known as The Diavik Foxfire, was discovered at the Diavik Diamond…
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The mining giant Rio Tinto puts 65 extremely rare pink and red diamonds on sale. The diamonds come from the Anglo-Australian firm’s Argyle mine – where more than 90 percent…