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Rio Tinto invests in Arizona Sonoran Copper

Rio Tinto continues its recent programme of investments in junior copper developers in strategic partnerships with a C$12.8 million investment into Arizona Sonoran Copper, as the major seeks to further test its Nuton processing technology.

Rio Tinto invests in Arizona Sonoran Copper Rio Tinto invests in Arizona Sonoran Copper Rio Tinto invests in Arizona Sonoran Copper Rio Tinto invests in Arizona Sonoran Copper Rio Tinto invests in Arizona Sonoran Copper

Arizona Sonoran Copper's Cactus project in Arizona, USA

Nuton is Rio's portfolio of proprietary copper leach related technologies which aim to deliver increased copper recovery and leading environmental performance.