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We are pleased to announce our updated mineral reserve estimate and Feasibility Study for the Rosemont Copper project. ...

Estimates for Rosemont mineral deposit increased by 34% This larger deposit is expected to result in an increase to the economic and revenue potential of the mine. ...

Arizona Superior Court for Pima County has rules in favor of Rosemont Copper in regards to denial of Air Permit application. ...

The Arizona Corporation Commission gave Rosemont Copper a boost Wednesday by unanimously granting final approval of a power line for its proposed mine. ...

Adequate and clean water are vital to life in Southern Arizona, as are a job and the ability to feed your family. I say this as a 24-year Southern Arizona resident, and as one who has the honor to work for one of the most responsible companies in the nation. ...