By Jesse Riseborough BHP Billiton says copper, gold and uranium resources at its Olympic Dam mine in Australia are 75 percent higher than its previous estimate.

By BILL CONDIE BHP BILLITON today upgraded the amount of uranium, copper and gold it expects to dig out of its giant Olympic Dam mine in Australia by a massive 75% to 7.7 billion tonnes.

By Anonymous URANIUM Mining giant BHP Billiton owns the world's largest uranium deposit at its Olympic Dam project in South Australia. However, the company is still being forced to buy uranium from third parties at boom prices to meet increased demand from contract customers.