ALMA, Canada-- (BUSINESS WIRE)-- Rio Tinto is investing US$1.2 billion (CA$1.7 billion) to modernise its Isle-Maligne hydroelectric power plant, commissioned in 1926 in Alma, Quebec. This is Rio Tinto ...

PERTH, Australia-- (BUSINESS WIRE)-- Rio Tinto and Sumitomo Metal Mining Co (SMM) have signed the final joint venture agreements to deliver the Winu copper-gold project, located in the Great Sandy ...