Category Archives: Feasibility Study

Hudbay executive says Rosemont mining plan is being revised


Hudbay Minerals Inc. is preparing a revised mining plan for its proposed Rosemont open-pit copper project in the Santa Rita Mountains on the Coronado National Forest southeast of Tucson; a corporate executive recently disclosed to a mining news website. “We … Continue reading

Posted in Feasibility Study, General | 3 Comments

Hudbay scraps Rosemont copper reserves estimate

Hudbay Minerals has reclassified the amount of copper at its proposed Rosemont mine made by former owner Augusta Resource Corporation as “historical estimates” rather than as current mineral reserves. “A qualified person has not done sufficient work for us to … Continue reading

Posted in Feasibility Study, Hudbay, Investors | 2 Comments

Rosemont mine prospect costs jump 25%

The projected construction cost for Hudbay Mineral’s Rosemont copper prospect has jumped another $300 million to $1.5 billion, according to Hudbay CEO David Garofalo. The projected cost of the mile-wide, half-mile deep open pit copper mine planned for the Santa … Continue reading

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Rosemont Copper still faces key technical hurdles that could further increase cost of proposed $1.2 billion open pit mine

Augusta Resource Corp., the Vancouver, B.C.-based parent company of Rosemont Copper Company, still has some major regulatory and non-regulatory hurdles to cross that could directly impact the cost of the $1.2 billion project that has increased more than $300 million … Continue reading

Posted in EIS, Feasibility Study | 3 Comments

Pima County joins Grijalva and Barber calling for new Rosemont Draft Environmental Impact Statement

Pima County on Thursday joined Democratic U.S. Representatives Ron Barber and Raul Grijalva in formally requesting the U.S. Forest Service to require substantial revisions to the Draft Environmental Impact Statement for the proposed Rosemont copper mine. “A new draft DEIS … Continue reading

Posted in EIS, Feasibility Study | 2 Comments