Rio Tinto media release Web versionhttp://riotinto.msgfocus.com/q/1MtPh89GPIs3Dp/wv If you have problems viewing images in Outlook, please add us to your safe list http://riotinto.msgfocus.com/c/1zfoepHpvuCKQD8Oz 15 September 2011 Rio Tinto Finance (USA) Limited prices US$2 billion of fixed rate bonds Click to download full pdf article Download pdf here http://riotinto.msgfocus.com/c/1zfoDE2ljj021nrBm Rio Tinto has priced US$500 million of five-year, US$1.15 billion of 10-year and US$350 million of 30-year SEC-registered debt securities.

The bonds will be issued by Rio Tinto Finance (USA) Limited and will be fully and unconditionally guaranteed by Rio Tinto plc and Rio Tinto Limited. The five-year notes pay a coupon of 2.25 per cent and will mature on 20 September 2016. The 10-year notes pay a coupon of 3.75 per cent and will mature on 20 September 2021. The 30-year notes mature on 2 November 2040 and constitute a further issuance of the US$500 million 5.20 per cent notes due 2040 that were issued on 2 November 2010 and the US$300 million 5.20 per cent notes due 2040 that were issued on 20 May 2011.

Upon issuance of the bonds, US$1.15 billion of the 5.20 per cent notes due 2040 will be outstanding. Barclays Capital Inc., BNP Paribas Securities Corp., Morgan Stanley & Co.

LLC, Citigroup Global Markets Inc., HSBC Securities (USA) Inc.

and SG Americas Securities, LLC acted as Joint Bookrunners. A copy of the prospectus relating to the offering of the fixed rate bonds can be obtained from the Company at the registered address above, any underwriter or any dealer participating in the offering (Barclays Capital Inc., toll-free 1-888-603-5847, BNP Paribas Securities Corp., toll-free 1-800-854-5674, Morgan Stanley & Co.

LLC, toll-free 1-866-718-1649, Citigroup Global Markets Inc., toll-free 1-877-858-5407, HSBC Securities (USA) Inc., toll-free 1-866-811-8049 and SG Americas Securities, LLC, toll-free 1-855-881-2108). About Rio Tinto Rio Tinto is a leading international mining group headquartered in the UK, combining Rio Tinto plc, a London and New York Stock Exchange listed company, and Rio Tinto Limited, which is listed on the Australian Securities Exchange. Rio Tintos business is finding, mining, and processing mineral resources.

Major products are aluminium, copper, diamonds, thermal and metallurgical coal, uranium, gold, industrial minerals (borax, titanium dioxide and salt) and iron ore.

Activities span the world and are strongly represented in Australia and North America with significant businesses in Asia, Europe, Africa and South America. Contacts: Media Relations, EMEA / Americas Illtud Harri Office: +44 (0) 20 7781 1152 Mobile: +44 (0) 7920 503 600 Tony Shaffer Office: +44 (0) 20 7781 1138 Mobile: +44 (0) 7920 041 003 Christina Mills Office: +44 (0) 20 7781 1154 Mobile: +44 (0) 7825 275 605 Media Relations, Australia / Asia David Luff Office: +61 (0) 3 9283 3620 Mobile: +61 (0) 419 850 205 Karen Halbert Office: +61 (0) 3 9283 3627 Mobile: +61 (0) 412 119 389 Bruce Tobin Office: +61 (0) 3 9283 3612 Mobile: +61 (0) 419 103 454 Media Relations, Canada Bryan Tucker Office: +1 (0) 514 848 8151 Mobile: +1 (0) 514 825 8319 Investor Relations, London Mark Shannon Office: +44 (0) 20 7781 1178 Mobile: +44 (0) 7917 576 597 David Ovington Office: +44 (0) 20 7781 2051 Mobile: +44 (0) 7920 010 978 Investor Relations, North America Jason Combes Office: +1 (0) 801 204 2919 Mobile: +1 (0) 801 558 2645 Investor Relations, Australia Dave Skinner Office: +61 (0) 3 9283 3628 Mobile: +61 (0) 408 335 309 Christopher Maitland Office +61 (0) 3 9283 3063 Mobile +61 (0) 459 800 131 Further information: If you have been forwarded this email, you may wish to click here to signup for our media releases directly. Follow us on Twitter http://riotinto.msgfocus.com/c/1zfps6IcUVKAmS3aW Website: www.riotinto.com http://riotinto.msgfocus.com/c/1zfpRl38IK7RxClXJ LEGAL INFORMATION - Copyright © 2010 Rio Tinto.

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