Here's what to know about the best mountain towns in Arizona and what makes them so special. Tucson was ranked the top mountain town in the U.S. in the WeGoDating.com study. The ranking ...

The return of US President Donald Trump has ASX miners and explorers hopeful it could stoke the development of Arizona's ...

You see where I’m going here. Two-thirds of the copper mined in America is gouged from Arizona in open-pit mines, plundering scarce water in some of most spectacular and biodiverse places in our ...

Hudbay Minerals’ (TSX, NYSE: HBM) proposed 85,000-tonne-per-year Copper World project in Arizona is now fully permitted for development after receiving all three key state-level permits.

Rio Tinto (ASX, LON, NYSE: RIO) said on Wednesday it is very optimistic about US President Donald Trump granting it the final permits for its long-delayed Resolution copper project in Arizona.

Intrepid is pleased that Rio Tinto, one of the world's largest mining companies and copper producers, has shown significant ...

In 2002 the Arizona Department of Environmental Quality said Queen Creek failed to meet federal water-quality standards because of dissolved copper; later it added lead and selenium to ... Courtland ...