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Rio Tinto gets Mason Valley option to test Nuton

Rio to test los grade leach technology

Paul Harris
Lion Copper and Gold's Mason Valley in Nevada, USA

Lion Copper and Gold's Mason Valley in Nevada, USA

Under the three-stage agreement, Rio can earn up to a 65% interest in Mason Valley by making payments of up to US$9 million and funding studies and works to bring the project to advance the project and...

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