The resulting copper grains are either shipped to a smelter in Miami-Globe or mixed into a ... the size of the Phoenix suburb that hosts Arizona State University, Tempe. Since the formerly underground ...

The resulting copper grains are either shipped to a smelter in Miami-Globe or ... suburb that hosts Arizona State University, Tempe. Since the formerly underground mine daylighted in 1937, its ...

While they’re not mining yet, Resolution Copper is slowly digging its way toward the lucrative ore. In fact, the site is ...

Discovered in Arizona’s Copper Triangle, Oak Flat is home to one of the richest copper deposits in the world. But the battle ...

Only two U.S. smelters are active — Freeport-McMoRan’s east of Phoenix in Miami, Arizona, and Rio Tinto’s in Utah’s Salt Lake Valley. International mining corporations also ship copper ...

This rugged scenic drive takes you through gold-mining country from desert to mountaintop. There you'll find great burgers, ...

Freeport-McMoRan Inc. engages in the mining of mineral properties in ... Safford, Sierrita, and Miami in Arizona; Chino and Tyrone in New Mexico; and Henderson and Climax in Colorado, North ...

Only two U.S. smelters are active — Freeport-McMoRan’s east of Phoenix in Miami, Arizona, and Rio Tinto’s in Utah’s Salt Lake Valley. International mining corporations also ship copper concentrate ...