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Arizona Copper Mines

Tempers flare at hearing on Central Arizona copper mine

WASHINGTON - A four-hour congressional hearing grew testy Thursday as House members considered a bill to swap thousands of acres of private and federal land to make way for a massive copper mine in Central Arizona.

March 22, 2013 12:00 amLoading…

Indonesian woes continue drag on Freeport mining

Phoenix-based Freeport-McMoRan Copper & Gold Inc. reported lower gold production and profits for the third quarter because it was digging through low-grade rock at its Indonesian mine, which still is not up to full production after a strike last year.

October 24, 2012 12:00 amLoading…
Rosemont says new plan cuts water use

Rosemont says new plan cuts water use

More copper produced - yet less water sucked from the aquifer, less pollution, less juice needed to power the mine and mill, and fewer trucks on the road.

September 08, 2012 12:00 am
Rosemont says new plan cuts water use

Rosemont says new plan cuts water use

A sign near an artificial pond marks the end of public access in the area proposed for Rosemont Copper's open-pit mine in the Coronado National Forrest in the Santa Rita Mountains southeast of Tucson.

September 08, 2012 12:00 amLoading…

Falling copper prices taking toll on stocks

With copper prices dropping this year following a boom, copper company stock prices are taking a hit.

April 22, 2012 12:00 am

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