After more than 30 years of research and development, the first copper cathode using Rio Tinto’s Nuton technology, a proprietary bioleaching process that relies on microorganisms grown on site, was produced at Gunnison Copper’s Johnson Camp mine in Arizona last month. Full story.
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Gunnison Copper announced the first sales of pure copper cathode from its fully operational Johnson Camp mine in southeast Arizona, with production capacity of up to 25 million pounds annually. Full story.
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Gunnison Copper has commenced production of pure copper cathode from its fully operational Johnson Camp mine in southeast Arizona, following the successful start-up of the solvent extraction (SX) and electrowinning (EW) circuit. Full story.
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