The Coppermine Chapter passed a resolution in August saying it unequivocally opposed the proposal to mine copper on its land.

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 ...

March 16 (Reuters) - Rio Tinto said on Monday it has ⁠gained ⁠control of acreage in Arizona needed ⁠to build the Resolution Copper mine, a project slated to become one of the largest U.S. sources of ...

Resolution Copper has selected Major Drilling America and Redpath USA Corporation for contracts totalling around $110m as part of efforts to develop its proposed underground copper mine in Arizona.

SUPERIOR, Ariz., Aug. 7, 2026 /PRNewswire/ -- Resolution Copper has awarded approximately $110 million in contracts to Major Drilling America Inc. and Redpath USA Corporation to advance exploration ...

The U.S. Forest Service has finalized a long-contested land exchange with Resolution Copper, clearing a major hurdle for development of one of the world’s largest undeveloped copper deposits. The ...

SUPERIOR, Ariz., Nov. 5, 2025 /PRNewswire/ -- Resolution Copper has reached a major milestone with the completion of its multi-year, $200 million rehabilitation and deepening of the historic No. 9 ...

SUPERIOR, Ariz., Feb. 6, 2026 /PRNewswire/ -- Resolution Copper has donated $285,000 to Mesa-based United Food Bank to support the nonprofit's mission and work in the Copper Corridor, tribal ...

Protests against the Resolution Copper mine near Oak Flat have been going for years, as shown in this 2015 file photo from a rally at the Capitol. Opponents say the mine will harm the environment and ...

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