New World Resources (ASX:NWC) has discovered potentially economic and resource boosting gold at the Antler copper project in ...

Rio has faced a 12-year permitting battle to develop the Resolution mine, which could meet 25% of US domestic copper needs.

Shutterstock It’s More than Just an Old Mining Town Located just 11 miles from the Mexican border and 90 miles southeast of ...

Environmentalists and farmers are challenging Arizona's approval of an air pollution permit for Copper World Mine, claiming ...

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The Arizona Department of Environmental Quality air quality permit was issued for Copper World, an open-pit mine complex that ...

Mining in Arizona:In the 'Copper State,' growing demand for ore raises fears in the fragile Sky Islands Copper World's developers envision at least four open pits across more than 4,000 acres in ...

Environmental and community groups have appealed the Arizona Department of Environmental Quality’s decision to grant an air ...