A major collapse at a key new section of Codelco’s biggest mine is raising questions about the Chilean behemoth’s ability to ...

A federal judge will hear arguments in a case over a disputed land exchange that would allow construction of a huge copper mine.

Four Apache women filed suit in Washington, D.C., asking a judge to block a land exchange needed to build a copper mine at Oak Flat.

Rescue teams found a body inside a section of a Chilean copper mine that collapsed two days earlier during a moderate ...

President Donald Trump’s plan to slap a 50% tariff on copper imports is exposing the tangled web of regulations that ...

Highland Copper Company plans to develop a $425 million copper mine in Gogebic County that will create 380 jobs for the region and generate $121 million in tax revenue over an 11-year lifespan ...

Copper rose as much as 1.1% on the London Metal Exchange, with trading conditions starting to settle after the White House’s ...

McEwen Mining expects to complete a feasibility study for its Los Azules copper mine in Argentina in two months, paving the way for the Canadian miner to seek $600 million in financing needed to build ...