Arizona's Copper Bonanza: A New Era of Mining in the American Southwest A $110m contract has been awarded to Major Drilling America and Redpath USA Corporation for an underground mine that will meet up to a quarter of the US's annual copper requirements.
This development is part of a broader trend in Arizona's copper industry, which continues to boom.
The Resolution Copper project, situated in Arizona's Copper Triangle about 60 miles east of Phoenix, has been decades in the making.