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Operations & financial report

Industrial minerals

Mine Location Access Title/lease History Type of mine Power source
Rio Tinto Minerals - Boron California, US Road, rail and port Owned Deposit discovered in 1925, acquired by Rio Tinto in 1967 Open pit On site co-generation units
Rio Tinto Minerals - salt (68.4%) Dampier, Lake MacLeod and Port Hedland, Western Australia Road and port State agreements (mining leases) expiring in 2013 at Dampier, 2018 at Port Hedland and 2021 at Lake MacLeod with options to renew in each case Construction of the Dampier field started in 1969; first shipment in 1972. Lake MacLeod was acquired in 1978 as an operating field. Port Hedland was acquired in 2001 as an operating field Solar evaporation of seawater (Dampier and Port Hedland) and underground brine (Lake MacLeod); dredging of gypsum from surface of Lake MacLeod Dampier supply from Hamersley Iron Pty Ltd; Lake MacLeod from Western Power and on site generation units; Port Hedland from Western Power
Rio Tinto Minerals - talc Trimouns, France (other smaller operations in Australia, Europe and North America) Road and rail Owner of ground (orebody) and long term lease agreement to 2012 Production started in 1885; acquired in 1988. (Australian mine acquired in 2001) Open pit Supplied by Atel and on site generation units. Australian mine power supplied by Western Power
QIT-Fer et Titane The Saguenay, Quebec, Canada Rail and port (St Lawrence River) Mining covered by two concessions granted by State in 1949 and 1951 which, subject to certain Mining Act restrictions, confer rights and obligations of an owner Production started in 1950; interest acquired in 1989 Open pit Long term contract with Hydro-Quebec
Richards Bay Minerals (50%) Richards Bay, KwaZulu-Natal, South Africa Rail, road and port Long term renewable mineral leases; State lease for Reserve 4 initially runs to the end of 2022; Ingonyama Trust lease for Reserve 10 runs to 2010. Both mineral leases are required to be converted to new order mining rights by 30 April 2009 in terms of South African legislation. An application for conversion was made in 2006 for the Ingonyama Trust mineral lease, and an application will be made by mid 2008 for the conversion of the State mineral lease Production started in 1977; interest acquired in 1989. Fifth dredge commissioned in 2000 Beach sand dredging Contract with ESKOM

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