Add Yahoo as a preferred source to see more of our stories on Google. Copper Ranch mine near Milford Utah owned and operated by Milford Mining Company. The mine has recently reopened and is producing ...

A bacterium contained in drainage from old mines can enrich copper to the level of copper ore, a research team said.

KJZZ examines the storied history of the state’s five C’s — copper, cotton, cattle, citrus and climate — and the role they still play in modern-day Arizona.

President Donald Trump directed the Secretary of Commerce this week to investigate the "national security risks" posed by our increasing dependence on imported copper and consider possible ways to ...

When easy options run out, industries get inventive. That’s where copper miners find themselves. Faced with vigorous demand, ...

Companies with upcoming copper mines in the US could be poised to benefit from tailwinds in the sector, including supply deficits and the Trump administration's promises to cut "red tape" for critical ...

From a viewpoint at about 6,190 feet above sea level, a giant hole in the Oquirrh Mountains stretches two and a half miles wide and ¾ of a mile deep. Trucks with tires bigger than a sedan look like ...

Anglo Asian Mining PLC is a gold and copper producer in Azerbaijan, poised for growth with significant copper-focused expansion plans and favorable market conditions. The company aims to become a ...

BHP Group (BHP) stock was in focus in the early hours of Friday as the company flagged higher costs at its upcoming Canadian fertilizer project, after posting record copper and iron ore output in the ...