Rosemont Copper Mine

Hudbay Minerals Inc. says it may appeal a court ruling against its planned use of forest land to store waste rock from a proposed new copper mine but that it also will continue planning for a nearby related project that would include using private land.

An appeals court Thursday upheld a judge’s ruling overturning a federal agency’s approval of a Toronto-based company’s plan for a new open-pit copper mine in southeastern Arizona.

A Hudbay Minerals Inc. subsidiary plans to begin clearing and grading this month on the southern Arizona site for a planned new mine with five open pits.

The U.S. Forest Service plans to begin a controversial land swap Friday that’ll pave the way for a copper mine in central Arizona that'll be one of the…

A federal judge in Tucson has overturned the U.S. Fish and Wildlife Service’s approval of plans for a new copper mine in southeastern Arizona.The $1.9…

A federal judge has declined to reconsider a ruling barring the construction of an Arizona open-pit copper mine.The Arizona Daily Star reports that U.S.…

Experts say a federal court ruling against a proposed southern Arizona mining project is expected to have national repercussions if upheld by higher…