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               21 November 2007

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      14,027,089      3.07%    2,108,803       0.46%
securities
(2) Derivatives        3,922      0.00%       10,100       0.00%
(other than
options)
(3) Options and            0      0.00%            0       0.00%
agreements to
purchase/sell
Total             14,031,011      3.07%     2,118,903      0.46%


(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      322                  130.9131 AUD
Purchase      322                  130.9131 AUD
Purchase      3,452                130.7047 AUD
Purchase      961                  130.9000 AUD
Purchase      1,175                130.9000 AUD
Purchase      2,683                130.9000 AUD
Purchase      2,300                131.5619 AUD
Purchase      13,143               131.6745 AUD
Sale          354                  131.2239 AUD
Sale          293                  131.2238 AUD
Sale          221                  131.2239 AUD
Sale          634                  131.2239 AUD
Sale          268                  131.2239 AUD
Sale          1,111                131.2238 AUD
Sale          3,452                130.7047 AUD
Sale          886                  131.2239 AUD
Sale          10,280               131.2238 AUD
Sale          198                  131.2238 AUD
Sale          322                  130.9131 AUD
Sale          339                  131.2239 AUD
Sale          961                  130.9000 AUD
Sale          1,052                131.2239 AUD
Sale          556                  131.2238 AUD
Sale          852                  131.2239 AUD
Sale          275                  131.2239 AUD
Sale          13,143               131.6745 AUD
Sale          412                  131.2239 AUD
Sale          1,577                131.2238 AUD
Sale          921                  131.2238 AUD
Sale          3,822                131.5047 AUD
Sale          498                  131.2238 AUD
Sale          190                  131.2238 AUD
Sale          1,296                131.2238 AUD
Sale          1,345                131.9000 AUD
Sale          3,452                130.7047 AUD
Sale          426                  130.9000 AUD
Sale          33,356               130.9000 AUD
Sale          1,417                131.2238 AUD
Sale          1,923                131.2239 AUD
Sale          1,618                131.2239 AUD
Sale          702                  131.2239 AUD
Sale          1,335                131.2238 AUD
Sale          2,409                131.2238 AUD
Sale          233                  131.2239 AUD
Sale          578                  131.2239 AUD


(b)  Derivatives transactions (other than options)
Product name,  Long/Short    Number of     Price per
(e.g. CFD)     (Note 6)      Securities    unit (GBP)
CFD            Short         2300          131.5618
CFD            Long          3822          131.5046

(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                         22 November 2007
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