Companies are looking at building a part of the production asset in Indonesia.
Brazil refinery will process concentrate from company's cobalt operations in Idaho, US.
The expansion project could supply 5% of the world's cobalt refining capacity.
Modular equipment was chosen for the high-altitude site.
Multi-million-dollar work plan will push refinery plans forward.
Gold refinery had not stopped all operations during the lockdown.
Five-year contract to support alumina refinery in Kwinana, Western Australia
Glencore-backed junior's studies continue on refinery options
Russian major pledges to drastically reduce sulphur dioxide emissions from its operations by 2030
Consultant is miner's preferred contractor for the facility at ICO
Technical consultant chosen for downstream processing facility
Work to be completed by coming March quarter