With help from the White House, a shuttered copper smelter in Hayden could reopen and boost a 'ghost town's economy.
Arizona’s abandoned mining towns are packed with eerie beauty, Wild West history, and the kind of quiet that stays with you.
A consultant for Essential Minerals says the proposed project near Coppermine is only being explored. But Navajo residents ...
The Tucson City Council has unanimously passed a resolution opposing the proposed Copper World mine in the Santa Rita ...
Three parties are intending to a file a lawsuit after alleging Mexican spotted owls in southern Arizona are being threatened ...
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Bighorn sheep found safety in an Arizona copper mine. Now they're moving to a wilder home
Spanning over 60,000 acres, the Morenci copper mine in eastern Arizona — one of the largest-open-pit mines in the world — produces hundreds of millions of tons of copper ore each year. But the steep ...
The geothermal direct-use project in a copper mine is shaping up to a major part of Arizona's state-wide push to accelerate ...
State-of-the-Art Mechanized Tunneling Derisks the Project by Providing Proven Mine Access Method through Variable Ground ...
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