At the Berkeley Pit, researchers hope to extract valuable metals to increase U.S. production of rare earths used in electric ...

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Discover the haunting story behind the Berkeley Pit in Butte, Montana—a former open-pit copper mine that has turned into one ...

Dropping copper prices temporarily shuttered a mine in Troy this week, but don’t expect to see anything similar from Montana Resources in Butte. “We don’t have any plans to change our ...

The battle over whether a massive copper mine can open along tributaries of central Montana's famed Smith River ... mine is proposed for the Black Butte area of Meagher County, about 12 miles ...

The Berkeley Pit in Butte, Montana, has been a source of environmental concern for decades, as its waters—highly acidic and ...

“I am very excited to join the team at Domestic,” says Gordon Neal. “The increasing global demand for copper has been reflected in the rising price of the commodity. Add to this the current US ...

WVU Water Research Institute Director Dr. Paul Ziemkiewicz said the rare earth recovery project has included the construction of a new acid mine drainage treatment plant near Mount Storm in Grant ...

Production and sale of copper concentrate, containing gold and silver by-products from the Group's 100% owned DeGrussa Copper Operations in Western Australia; Production and sale of copper, zinc ...

A central Montana copper mine has cleared its second and final legal challenge before the Montana Supreme Court. In a 5-2 opinion, the court Thursday upheld a permit the Montana Department of Natural ...

A delegation of county leaders and community members from Ireland stopped in Butte on Wednesday, exploring the town's Irish heritage and tracing roots back to ancestors who immigrated during the ...