TUCSON, AZ (January 21, 2026) — Arizona’s copper pipeline is expanding as demand rises for the metal used in electric vehicles, data centers, smartphones, and other technology.
Mitsubishi has agreed to invest nearly $600 million as a joint-venture partner in Copper World, an open-pit copper mine project led by Toronto-based Hudbay Minerals. The mine is located about 28 miles southeast of Tucson in the northern Santa Rita Mountains.
Under the deal, Mitsubishi will make an initial $420 million investment for a 30% interest in the overall project and has also committed an additional $180 million toward development costs…