In 1917, Ray Consolidated Copper Co. produced 44,500 tons of copper, ranking as Arizona’s second-largest copper producer. ... forming the Ray Mines Division, Kennecott Copper Corp.

Kennecott Copper also drilled six diamond holes along the eastern side of Ithaca Peak. Another image of the mill in 1944 with a multi-bin ore shoot in the back. Courtesy of Arizona Geological Survey ...

The U.S. has more copper reserves than China, but the country faces a significant roadblock in tapping into its potential. Despite rising demand for this essential metal, the U.S. struggles with a ...

The impacts of Resolution Copper's water use would be severe. And thanks to Arizona law, there's not much we can do about ...

Toronto-based Arizona Metals has released its maiden mineral resource estimate (MRE) for the Kay project, flagging growth and ...

Chile's State-owned Codelco, the world's largest copper producer, submitted an environmental permit request on Thursday to modify its Chuquicamata Subterranea project at a cost of $720-million.

The company proposing a copper mine near White Sulphur Springs has agreed to a 25-year prohibition on open pit mining. Meagher County Stewardship Council, a nonprofit citizens group, entered into ...

A high-level overview of Arizona Sonoran Copper Company Inc. (ASCUF) stock. View (ASCUF) real-time stock price, chart, news, analysis, analyst reviews and more.