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Tonnes of opportunitiesCapstone Mining is reworking mineral processing procedures at its Pinto Valley mine to keep costs down and throughput up

Capstone Mining is reworking mineral processing procedures at its Pinto Valley mine to keep costs down and throughput up

By Alexandra Lopez-Pacheco

December 21, 2020

Capstone Mining has implemented drill and blast optimization at its Pinto Valley to help reduce the size of its fines. Courtesy of Capstone Mining

Something unexpected happened at Pinto Valley mine in Arizona’s Globe-Miami mining district last December. It had only been about a month since Vancouver-based Capstone Mining’s flagship copper mine had implemented a new drill and blast optimization design to improve its mineral processing efficiencies when the throughput at the crushing plant went off the charts.

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