Copper World says will start mining at its long-delayed operation in the Santa Rita Mountains south of Tucson.

TOKYO, Oct 21 (Reuters) - Japan's Mitsubishi Corp approved the construction of a copper mining project in Arizona, jointly with Canada's Hudbay Minerals, the company said on Wednesday. Here are ...

Hudbay Minerals and partner Mitsubishi have formally approved construction of what promises to be the next major copper mine ...

Following an FID, Mitsubishi will contribute an additional $423m (Y66.83bn) for the project’s initial phase.

Southern Copper (NYSE, LON: SCCO) is evaluating a $680-million expansion of its Cuajone mine in southern Peru to counter ...

Copper is up 15.8% in 2026 as investors point to AI, grid and national security demand, tight supply and tariff-driven U.S.

Grupo Mexico said on Thursday it will push ahead with major investments at its US mining unit Asarco, expanding the Ray and ...

Hudbay is also active elsewhere in Arizona. It finalized its $1.5 billion acquisition of Tempe-based Arizona Sonoran Copper in late June, shortly after Arizona Sonoran got a boost from officials in ...

Florence Copper celebrated the official launch of the first copper mining and production project in Arizona since 2008. Florence Mayor Keith Eaton was joined by Trekor Metals CEO and Florence Copper ...

The project, proposed by Falcon Copper Corporation, is a large-scale copper, gold, silver, tungsten, germanium and gallium ...

Following Minnesota Governor Walz's copper-sulfide mining ban near the Boundary Waters Canoe Area Wilderness, candidates for ...

The Panguna mine was the center of Bougainville’s devastating civil war. Now, as demand for copper surges, an Indian company ...