Although copper has been mined in the area surrounding Oak Flat off and on since the 1870s, the current struggle over the fate of the campground — deemed sacred by Apaches and other Native peoples and ...

HOUSTON, March 24 (Reuters) - Rio Tinto aims to open Arizona's Resolution Copper mine by the mid-2030s but may need to export some of its copper concentrate due to the challenging economics of ...

HILLSBORO — The lonely block house sitting on a hillside beneath Animas Peak near the former Quintana copper mine in Sierra County does not look like a likely location for an imminent industrial boom.

LANSING, MI - Michigan lawmakers are trying a different route to secure funding for a controversial copper mine in the western Upper Peninsula after grant dollars did not get approved last year. A ...

Amazon’s push to build massive artificial-intelligence data centers is now extending into Arizona, where a recently restarted copper mine is supplying industrial metal seen as increasingly critical to ...

Copper prices have surged to record highs this year, and are closing in on the $12,000 milestone. Mining disruptions, supply shortages and concerns about U.S. tariffs have helped lift prices higher.