Outotec to deliver a waste treatment plant for world’s No. 1 copper miner

The company operates the Callao port terminal, the Andean country's largest port.

Authorities are negotiating contracts with European and Australian firms, according to president of state-owned lithium company YLB.

The Global Tailings Management Institute will oversee independent audits and the certification of member companies’ facilities based on their safety and public disclosures, the founders said.

The country's development agency is offering $3-$4m over three years for studies on extracting cobalt and rare earths from tailings.