Results from 11 of the 12 drilling rigs at its 85%-owned Cascabel copper-gold project, suggest there is much more intense mineralization in the property than thought earlier, the company said.
Soaring cobalt and lithium prices are pushing some companies to dig for them in the recycle bin, which some believe could be even more profitable than mining them.
Rio Tinto expects the global iron ore market to stay balanced through 2019 despite a likely moderation in steel demand growth in China, the world’s biggest steel consumer.
The company's Dumont cobalt and nickel project in Quebec is the world’s largest undeveloped reserve of both metals, with over 1 billion tonnes of reserves and a 33-year mine life.