Coal & Allied

Rio Tinto PLC 27 November 2006 Rio Tinto's 75.7 per cent owned subsidiary, Coal & Allied Industries Limited, issued the following news release in Australia. All dollars are Australian currency. Mount Pleasant project enters next phase Coal & Allied today confirmed its long term commitment to the Mount Pleasant project with the commencement of a feasibility study into the project's potential development. The project (100 per cent Coal & Allied) is adjacent to the Bengalla Mine near Muswellbrook in the Hunter Valley, New South Wales. Coal & Allied managing director Douglas Ritchie said the feasibility study is expected to take approximately 12 months to complete. Mr Ritchie said Coal & Allied would undertake extensive community consultation as part of the feasibility study. 'We have a long history in the Hunter Valley and we will continue to work with the community to understand and manage our impacts and to implement programmes which make a positive contribution, both in the short and long term,' he said. 'As part of our ongoing focus on sustainable development, all aspects of the proposed operation would be considered to maximise energy efficiency, manage water use and reduce impacts on our neighbours.' Mr Ritchie said that a final decision was yet to be made on the future development of the operation. 'The coal industry has a significant long-term role to play in the Hunter and this project has been part of Coal & Allied's development portfolio for many years.' The Mount Pleasant project is a consented development. Note to editors 1. Coal & Allied recognises that there is a high level of public interest on the issue of climate change and coal mining, particularly in the Hunter Valley. 2. While all independent research has found coal is essential for energy supply in the short to medium term, Coal & Allied recognises that coal will need to be used differently in the future. 3. Both Coal & Allied and its management company Rio Tinto Coal Australia, members of the Rio Tinto Energy product group, are long-term contributors to a range of projects that support the research, development and deployment of clean coal technologies. The latest initiative is the voluntary contribution of funds to the COAL21 levy to support the commercialisation of clean coal technologies. 4. The work on clean coal technologies to date is just the beginning and is one of the many actions that will need to be adopted to address climate change. 5. As part of its business wide climate change action plan Coal & Allied is also working to improve energy use at its operations, projects and the supply chain. Coal & Allied is designing its projects to recognise risks from a changing climate and opportunities in a changing policy environment. 6. More information on the Rio Tinto Energy Clean Coal Technology Programme can be found at http://www.riotintocoalaustralia.com.au/sustainable/ environmental-clean-coal.asp. For further information, please contact: LONDON AUSTRALIA Media Relations Media Relations Nick Cobban Ian Head Office: +44 (0) 20 7753 2305 Office: +61 (0) 3 9283 3620 Mobile: +44 (0) 7920 041 003 Mobile: +61 (0) 408 360 101 Investor Relations Investor Relations Nigel Jones Dave Skinner Office: +44 (0) 20 7753 2401 Office: +61 (0) 3 9283 3628 Mobile: +44 (0) 7917 227 365 Mobile: +61 (0) 408 335 309 David Ovington Susie Creswell Office: +44 (0) 20 7753 2326 Office: +61 (0) 3 9283 3639 Mobile: +44 (0) 7920 010 978 Mobile: +61 (0) 418 933 792 Website: www.riotinto.com High resolution photographs available at: www.newscast.co.uk This information is provided by RNS The company news service from the London Stock Exchange

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