Rio Tinto and Codelco formed a joint venture to develop a high-grade lithium project in Chile. Read why this partnership is bullish for lithium and investors in the LIT ETF.

Australian mining group Rio Tinto has announced a partnership with the Chilean state-owned mining company Codelco. The pair have signed binding

Global miner Rio Tinto will tackle one of the biggest technological challenges in the lithium industry as it takes the lead in Chile's first major projects involving the battery metal in years, alongside state-run mining companies Codelco and ENAMI.