According to reports, Rio Tinto has announced that its $1.9 billion Amrun bauxite mine in northern Australia is set to enter full production after finishing its ramp-up phase, boosting output at its Weipa operations by more than a third.

The Amrun mine will produce 22.8 million tonnes at full production, and take Rio’s bauxite output at Weipa on Australia’s northern tip to 35 million tonnes a year.