August 24, 2021

How nature recycles organic material to create diamonds

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

August 24, 2021

Rio Tinto, Sumitomo to assess hydrogen plant at Yarwun refinery

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

August 24, 2021

Rio Tinto resumes operations at Richards Bay in South Africa

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

August 23, 2021

St Barbara taking C$230-275m write down of Canadian assets

The Torquoy gold mine reached commercial production in March 2018 and was acquired by St Barbara in mid-2019.

August 23, 2021

Iron ore price down as China’s steel output slows

Pressured by rising supply and cuts in steel production, iron ore has fallen roughly 40% since mid-July.

August 23, 2021

Lynas gets extension to build waste plant in Malaysia

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

August 23, 2021

Clay found in bauxite deposits helps produce low-carbon cement

Belterra clay has been found to have enough minerals with aluminum content to ensure good quality cement.

August 23, 2021

Gem Diamonds sells Botswana unit for $4 million

The company's main asset in Botswana is the mothballed Ghaghoo imine, which it acquired from De Beers in 2007.

August 22, 2021

Gold emissions unaffected by last year’s lockdowns — report

On average, emissions intensity little changed year over year, but change is expected.

August 21, 2021

Volvo buys world’s first fossil-free steel

The Hybrit joint venture created and delivered the first fossil-free steel in the world, produced with 100% green hydrogen instead of coal and coke.