Industry players said they are seeking information on how contracts will be awarded by officials in the country that is the world's second-biggest lithium producer.

The deal would give Vale 100% ownership of the energy company, which has assets including seven hydroelectric plants and three wind units.

A partnership between the two miners began late last year.

Much of the reason the M+I resources grew was due to reclassifying inferred material in areas immediately beyond the current reserve boundary.

Tianqi last week raised concerns over transparency in the firm's talks on a partnership with state copper producer Codelco.

Inaugural production of bullion bars, branded “First Strike”, will be commemorated and sold as collectibles.

This acquisition, says Mako, creates a "clear path to over 100,000 ounces per year of gold production."

Emmanuel Macron said France was considering drafting a plan within three months for areas with important gold reserves.