Glencore is Australia's largest coal producer with 17 active mining operations.

At a 5% discount rate, the phase 3+ study forecasts the project will generate a post-tax NPV of $2 billion, compared to $1.5 billion previously.

KSM is considered to be one of the largest undeveloped gold projects in the world measured by reserves.

Albemarle is in the process of restarting its Kings Mountain mine in North Carolina, reviving an operation that was idled in the 1980s.

An arbitration hearing in London is due to take place in Jan

Last month, Impala's peer Anglo American Platinum also agreed on a five-year pay deal with unions.

A big source of capital for the critical minerals sector this year is coming from large corporations like BHP and Rio Tinto.