Where Raptors Roamed, Rio Tinto Rules

Where Raptors Roamed, Rio Tinto Rules Play

June 21 (Bloomberg) -- Rio Tinto Group's copper mine in Mongolia's Gobi desert, known as Oyu Tolgoi, is a deposit that contains enough of the metal to meet world demand for two years. Jonathan Ferro reports on Bloomberg Television's "Countdown." (Source: Bloomberg)

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