2019 9 26Alcoa of Australia is 60 owned by Alcoa Corp and 40 owned by Alumina Limited. It owns and operates two bauxite mines and three alumina refineries in Western Australia, and the Portland aluminium smelter holding a 55 share in Victoria.
Bauxitealuminaaluminium archive.industry.gov.au. The industry is highly integrated from mining, refining to smelting. In Australia, bauxite is mined in Western Australia, the Northern Territory and Queensland, while processing takes place in Queensland, Western Australia, Tasmania, Victoria and New South Wales.Send Inquiry