AUSTRALIAN miner OZ Minerals – which is exploring mining concessions in northeast Cambodia – reported a A$405.7 million (US$359.6 million) profit for the first half of 2010, after losing A$585.6 million during the same period last year. The firm announced an initial “foundation resource” of 605,000 ounces of gold at its Okvau tenement in Cambodia’s Mondulkkiri province earlier this year.