Rio Tinto and Sumitomo Metal Mining finalize joint venture for Winu project in Western Australia, with SMM paying up to ...

On May 12 (Monday), Rio Tinto announced on its official website that it and Sumitomo Metal Mining (SMM) had signed a definitive joint venture agreement for the Winu copper-gold project in Western ...

PERTH, Australia-- (BUSINESS WIRE)-- Rio Tinto and Sumitomo Metal Mining Co (SMM) have signed the final joint venture ...