If the proposed mine at Oak Flat is built, it would be deeper than the height of the Eiffel Tower and wider than the length ...

Mineral extraction has become central to U.S. security and trade policy. But can Arizona mines extract minerals responsibly?

The Trump administration plans to move ahead with a land swap that would enable work to start on a huge copper mine at Oak Flat in Arizona.

SAHUARITA, Ariz. (KGUN) — A nonprofit organization actively opposing the development of the Copper World mine is holding a community gathering this weekend to inform residents and rally support.

on March 21. U.S. Sen. Tina Smith of Minnesota has introduced legislation to permanently ban mining for copper, nickel and precious metals near the Boundary Waters Canoe Area. The bill would make ...

The Resolution Copper mine in Arizona.Credit: Darryl Webb “We at Rio have been trying to develop Resolution Copper, which is a very attractive, deposit in Arizona,” Rio’s head of copper ...

The miner has its sights on growing production 30% by 2030, leaning on developments such as Reko Diq and the $2 billion creation of a "super pit" at Barrick's Lumwana copper mine in Zambia.

BHP Group is ready to start spending $13 billion to overhaul its aging copper mines in Chile, but is grappling with red tape, an executive said Tuesday. “As a country, we must act with a sense ...

Chile, Canada, and Mexico are top sources of U.S. copper imports, which are critical for sectors like construction. Reliance on imports for 45% of its copper makes the U.S. vulnerable to trade ...

LIMA - Indigenous groups in Peru stopped blocking access to Glencore's Antapaccay copper mine in Peru, after closing an agreement with government officials, a local community leader said on Monday.

SANTIAGO (Reuters) - The trade war stirred by U.S. tariffs raises a risk for metal demand, the head of Chile's Antofagasta said, although he predicted AI and other technology could offset any loss ...

He also said President Donald Trump's policies could lead to a more favourable environment for investment in mining. Trump's announcement of tariffs last week, followed by retaliation from China, has ...