Transaction in Own Shares

Rio Tinto PLC
16 April 2008

Rio Tinto plc

Transaction in Own Shares

16 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:                               16 April 2008



Number of ordinary shares transferred:          33,321



Highest transfer price per share:               1826.2p



Lowest transfer price per share:                965.4p



Following the above purchase, Rio Tinto plc holds 73,955,099 ordinary shares as

treasury shares.  The total number of ordinary shares in issue (excluding shares

held as treasury shares) is 997,914,806.











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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