New research shows that some diamonds are made up of former living organisms that have been recycled more than 400 kilometres below the surface.

They will jointly study the feasibility of a hydrogen pilot plant at Rio’s alumina refinery in Gladstone, Queensland.

The Richards Bay Minerals project was shut down in late June following the murder of the top manager.

Life extension of central Queensland's coal mine follows a reserves update that added 19.5 million tonnes.

Deadline for the proposed permanent low-level radioactive waste disposal facility has been extended by six months to March 2, 2022.