The Resolution copper project in Arizona would be a prototype for a looming era of more invasive US mines as companies run out of easy-to-reach deposits.
The Critical Investor discusses a proposed business combination that would transform an explorer into a developing producer with major assets in Nevada.
The miner said it continues to seek a “constructive dialogue” with the country's government to gain assurance that its operations will not be affected by newly enacted mining law.
Australia's New South Wales state said on Wednesday it would buy back half of a coal exploration licence from China Shenhua Energy Co Ltd , bowing to pressure from farmers and environmentalists opposed to mining on prime agricultural land.