Transaction in Own Shares

Rio Tinto PLC
08 April 2008



Rio Tinto plc

Transaction in Own Shares

8 April 2008







Rio Tinto plc announces today that it has transferred to participants in its
employee share schemes the following number of its ordinary shares of 10p each,
which were previously held as treasury shares.



Ordinary Shares



Date of transfer:                                           8 April 2008


Number of ordinary shares transferred:                      9,113


Highest transfer price per share:                           1826.2p


Lowest transfer price per share:                            1826.2p



Following the above purchase, Rio Tinto plc holds 74,017,528 ordinary shares as
treasury shares.  The total number of ordinary shares in issue (excluding shares
held as treasury shares) is 997,852,377.




For further information, please contact:



Investor Relations
Nigel Jones
Office: [phone]
Mobile: [phone]



Secretarial Department
Matthew Whyte
Office: [phone]


Website: www.riotinto.com




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