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  • Rio earlier this week lifted its stake in Canada's Ivanhoe Mines Ltd. two percentage points to 48.5%, increasing its commitment to the Canadian company's massive Oyu Tolgoi project in Mongolia that could become one of the world's biggest copper-gold mines.

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  • The Mumbwa tenement covers an area of about 500 square-kilometers west of Lusaka, and Blackthorn said it is being explored for iron oxide copper-gold mineralization similar to BHP's Olympic Dam mine in Australia.

    BHP Expected to Decide on Zambia Venture by Midyear

  • MELBOURNE— BHP Billiton Ltd. is likely to make a decision by about midyear on whether to participate further in the Mumbwa copper-gold project in Zambia with exploration company Blackthorn Resources Ltd., a person familiar with the industry said Wednesday.

    BHP Expected to Decide on Zambia Venture by Midyear

  • The three-year, $3.4 billion development project will be able to produce 200,000 metric tons of copper and 250,000 troy ounces of gold from 600,000 tons of concentrate over a mine life span of 56 years, making it one of the largest copper-gold operations in the world.

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  • The other interesting project in Ecuador that would “make a difference” globally is the copper-gold prospect of Corriente (CTQ. to, ETQ) in the eponymous copper belt.

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  • Lawyers experienced with Australia's foreign-investment process said the deal wasn't likely to attract serious opposition from the country's Foreign Investment Review Board since Equinox's main assets—the Lumwana copper mine in Zambia and the Jabal Sayid copper-gold project in Saudi Arabia—are offshore.

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  • In 2010 the government collected nearly $2 billion from operations at Grasberg, one of the world's largest copper-gold mines.

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  • Often violent protests in recent weeks in northern Peru have forced the suspension of a $4.8 billion copper-gold project known as Minas Conga, run by Newmont Mining Corp.

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  • A collapse of the deal could help both companies move on to more att ractive alternatives, such as Rio's work to develop Guinea's Simandou iron ore project and Mongolia's Oyu Tolgoi copper-gold mine and BHP Billiton's $39 billion bid for Potash Corp. of Saskatchewan.

    BHP, Rio Could Still Benefit Despite Deal Trouble

  • "The goal of the offering is to ensure that Ivanhoe Mines remains in a strong financial position to bring the Oyu Tolgoi copper-gold mining complex into operation ahead of schedule in 2012 and to reinforce the company 's independence to pursue strategic alternatives to protect and enhance shareholder value," Mr. Friedland said in a statement Monday.

    Ivanhoe Targets $1 Billion in Rights Offering, Shuffles Executives


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