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Source: www.juniorminingnetwork.com
Kerr Mines, a resource company focused on advancing its 100% owned, fully permitted past-producing Copperstone Mine project in Arizona, recently announced encouraging results from metallurgical testing at the mine. Key highlights include 97% gold recovery and lower reagent consumption, which are expected to significantly increase profitability life of mine. Compared to the 2018 Preliminary Feasibility Study, milling costs are expected to reduce by US$2.00 to US$2.50 per ton. The testing also facilitates detailed design of the gold ore leach and dore production circuits.
