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Rio Tinto, Calibre enter Nicaragua exploration deal

Jackson Chen | February 25, 2020 | 12:56 pm Exploration Top Companies Latin America Copper Gold Silver 

Rio Tinto Exploration has entered into an option agreement with Calibre Mining (TSX: CXB), pursuant to which Rio Tinto can earn up to a 75% interest in Calibre’s Borosi project in northeast Nicaragua. The Borosi project hosts both gold-silver and...

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