Copper mining in the four southwestern states of Arizona, Nevada, New Mexico and Utah produces almost all of the United ...

President Donald Trump is taking a step toward granting the U.S. mining industry’s biggest wishes by singling out one metal as a focus of his domestic minerals policy: copper. From talk of acquiring ...

The Bingham Canyon Mine won't get any deeper, but it might get wider than the current 2.5-mile span of the giant hole Rio ...

Q2 copper production down, byproducts rise Analysts praise lower mining costs US copper tariffs a growth opportunity, group says Shares up in midday trading MEXICO CITY, July 29 (Reuters) - Mining and ...

Freeport-McMoRan Inc. FCX and Southern Copper Corporation SCCO are two heavyweights in the copper mining industry. Both ...