Rule 8.3 - RIO TINTO LTD

FORM 8.3

    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE
              (Rule 8.3 of the City Code on Takeovers and Mergers)


1.   KEY INFORMATION

Name of person dealing        BARCLAYS PLC
(Note 1)
Company dealt in              RIO TINTO LIMITED
Class of relevant security    NPV
to which the dealings being
disclosed relate (Note 2)
Date of dealing               07 February 2008

2.   INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a)  Interests and short positions (following dealing) in the class of relevant
security dealt in (Note 3)

                            Long                     Short

                      Number       (%)         Number       (%)

(1) Relevant      15,009,054      3.29%    1,244,979       0.27%
securities
(2) Derivatives            0      0.00%       35,090       0.01%
(other than
options)
(3) Options and            0      0.00%            0       0.00%
agreements to
purchase/sell
Total             15,009,054      3.29%     1,280,069      0.28%


(b)  Interests and short positions in relevant securities of the company, other
     than the class dealt in (Note 3)

Class of                    Long                     Short
relevant
security:

                  Number              (%)   Number              (%)

(1) Relevant
securities

(2) Derivatives
(other than
options)

(3) Options and
agreements to
purchase/sell

Total


  (c)  Rights to subscribe (Note 3)

Class of relevant security:   Details



3.   DEALINGS (Note 4)

  (a)  Purchases and sales

Purchase/sale Number of Securities Price per unit
                                   (GBP)
Purchase      137                  125.3000 AUD
Purchase      27,575               125.2647 AUD
Purchase      132                  127.0000 AUD
Purchase      490                  127.1300 AUD
Purchase      6,662                126.1284 AUD
Sale          115                  125.5073 AUD
Sale          229                  125.5073 AUD
Sale          1,762                125.5073 AUD
Sale          279                  125.5073 AUD
Sale          294                  125.5073 AUD
Sale          336                  125.5073 AUD
Sale          27,575               125.2647 AUD
Sale          2,016                126.5580 AUD
Sale          374                  125.5072 AUD
Sale          456                  125.5072 AUD
Sale          305                  125.5073 AUD
Sale          1,095                125.5072 AUD
Sale          182                  125.5072 AUD
Sale          362                  125.6949 AUD
Sale          2,991                127.0000 AUD
Sale          163                  125.5072 AUD
Sale          512                  125.5073 AUD
Sale          1,580                125.5073 AUD
Sale          391                  125.5073 AUD
Sale          1,737                125.5073 AUD
Sale          5,740                125.5072 AUD
Sale          371                  125.5072 AUD
Sale          756                  125.5072 AUD
Sale          5,562                127.0000 AUD
Sale          4,646                125.9419 AUD
Sale          1,158                125.5073 AUD
Sale          920                  125.5072 AUD
Sale          2,457                125.5072 AUD
Sale          755                  125.5073 AUD
Sale          270                  125.5072 AUD
Sale          170                  125.5072 AUD
Sale          1,426                125.5073 AUD
Sale          813                  125.5072 AUD
Sale          398                  125.5073 AUD
Sale          250                  125.5072 AUD
Sale          187                  125.5073 AUD
Sale          246                  125.5072 AUD

(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Long          362           125.6948

(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying

Product name,   Writing,          Number of          Exercise  Type, e.g.      Expiry   Option money
e.g. call       selling,          securities to      price     American,       date     paid/received
option          purchasing,       which the option             European etc.            per unit (GBP)
                varying etc.      relates (GBP)


(ii) Exercising

Product name, e.g.  Number of           Exercise price per
call option         securities          unit (Note 5)




(d)  Other dealings (including new securities) (Note 4)


Nature of transaction Details           Price per unit
(Note 8)                                (if applicable)
                                        (Note 5)




4.   OTHER INFORMATION
None

Agreements, arrangements or understandings relating to options or derivatives


Full details of any agreement, arrangement or understanding between the
person disclosing and any other person relating to the voting rights of
any relevant securities under any option referred to on this form or
relating to the voting rights or future acquisition or disposal of any
relevant securities to which any derivative referred to on this form is
referenced.  If none, this should be stated.




Is a Supplemental Form 8 attached? (Note 9)                 NO


Date of disclosure                         08 February 2008
Contact name                               Geoff Smith
Telephone number                           020 7116 2913
If a connected EFM, name of
offeree/offeror with which connected
If a connected EFM, state nature of
connection (Note 10)


Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk