Mongolia Scolds Rio Tinto on Costs as Mine Riches Replace Yurts

Outside, it’s minus 30 degrees Celsius as a February wind blasts across the Central Asian steppe and through the Mongolian capital, Ulaanbaatar. Inside Government House, President Tsakhia Elbegdorj delivers a televised speech that simultaneously warms his people and chills foreign investors.

The country’s 76 legislators have convened to debate the future of one of the planet’s richest copper and gold mines, Oyu Tolgoi, which is 66 percent owned by London-based Rio Tinto Group and 34 percent owned by the state. Elbegdorj tells them Rio Tinto has let the project’s total cost balloon by $10 billion. The higher expenses, which Rio Tinto disputes, would diminish and delay profits the government shares in, Bloomberg Markets magazine will report in its May issue.