One person is dead after an accident at a mine in southeastern Arizona on July 6, according to federal mine safety officials. At about 9:10 a.m., the incident occurred during surface copper mining ...

The legend says that an immense vein of gold lies somewhere beneath Superstition Mountain.

The U.S. Forest Service approved the Hermosa Mine in southern Arizona, an action conservations groups say puts critical habitat at risk.

Hermosa zinc-silver project in southern Arizona, clearing the final federal environmental review needed for key infrastructure on public land and advancing one of the country’s most closely watched ...

The Arizona Department of Environmental Quality approved a request by the operator of the Pinyon Plain uranium mine to allow higher arsenic limits.

The U.S. Forest Service’s sign-off allows South32’s Hermosa mine, one of the country’s biggest proposed critical mineral operations, to proceed despite vocal opposition.

Add Yahoo as a preferred source to see more of our stories on Google. Mine shaft equipment at Oak Flat, a sacred desert wilderness in Arizona that is under threat because of the Resolution Copper Mine ...

Concealed by the magnificent Mule Mountains, the little town of Bisbee is home to about 5,000 people and one of Arizona's most treasured hidden gems. The city is both rich in modern local art and ...

Getting your Trinity Audio player ready... By ANITA SNOW (Associated Press) SUPERIOR, Ariz. (AP) — Growing up in a mining family that goes back generations, Mayor Mila Besich knew the Oak Flat ...