News in Numbers

$20bn

The project cost that Anglo-Oz giant Rio Tinto has earmarked for development in West Africa’s Simandou mountains.

27

The number of years Rio Tinto has waited after first securing an exploration licence in Guinea in 1997 – legal tussles and operational setbacks have held up its plans.

1,000

The number of workers to be laid off at Alcoa’s Kwinana Alumina Refinery in Western Australia – the decision to cease operations at the 60-year-old facility was due to its age, scale, operating costs and current bauxite grades, the company said.

$1bn

The value of Rio Tinto’s open-pit site in Chile that has suffered another – brief – setback.

14,000

The number of tonnes that Energy Fuels and Astron hope to produce after signing a MoU for a rare earth project in Victoria.