Bolivia still evaluating six firms for lithium mining partnerships
Bolivia has the world's largest resources of lithium, the ultra-light metal key to making batteries for electric vehicles, but has struggled for decades to mine them commercially.
Brazilian iron ore exports increased 18.5% in September compared to the same period last year, to 37.86 million tonnes, after Vale increased the pace of production.
Brazilian federal and state prosecutors have asked a court to re-open a multi-billion dollar civil action suit against miners for damages caused by the Fundao dam burst in 2015.