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Hudbay releases initial estimate for Copper World, near Rosemont in Arizona – by Staff (Canadian Mining Journal – December 15, 2021) Hudbay Minerals (TSX: HBM; NYSE: HBM) has released the initial resource estimate for its Copper World deposit with 272 million indicated tonnes and 142 million inferred tonnes, both grading 0.36% copper. The deposit is located near the company’s 100%-owned Rosemont copper project 50 km southeast of Tucson, Ariz. The Copper World mineralization is close …

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