The constitutional court has previously ruled against requests to subject individual mining projects to popular approval, including a request for a community consultation over Australian company SolGold's Cascabel mine.
Strong demand from the EV sector alongside supply cuts should help Australian lithium miners recover towards the middle of next year, earlier than expected.
Brazilian prosecutors are looking into ex-CEO Schvartsman's declaration that Vale had already shuttered nine upstream dams in response to the 2015 collapse.