Rule 8.3 - RIO TINTO Limited

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               17 November 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      12,947,855     2.83%        307,694     0.07%
securities
(2) Derivatives       18,663     0.00%            689     0.00%
(other than
options)
(3) Options and            0     0.00%              0     0.00%
agreements to
purchase/sell
Total             12,966,518     2.84%        308,383     0.07%

(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      1,282                73.4400 AUD
Purchase      1,147                73.4400 AUD
Purchase      211                  70.1700 AUD
Purchase      5,855                73.8567 AUD
Purchase      4,869                73.4400 AUD
Purchase      4,294                73.4400 AUD
Purchase      477                  74.7118 AUD
Purchase      391                  74.7118 AUD
Purchase      5,855                73.8567 AUD
Sale          28                   73.4400 AUD
Sale          41                   73.4400 AUD
Sale          972                  72.1998 AUD
Sale          135                  73.4400 AUD
Sale          56                   73.4400 AUD
Sale          407                  72.1998 AUD
Sale          644                  71.5498 AUD
Sale          2,051                73.4400 AUD
Sale          5,855                73.8567 AUD
Sale          203                  72.1998 AUD
Sale          689                  73.4400 AUD
Sale          343                  72.1998 AUD
Sale          47                   73.4400 AUD
Sale          71                   73.4400 AUD
Sale          511                  72.1998 AUD
Sale          474                  72.1998 AUD
Sale          66                   73.4400 AUD
Sale          103                  72.1998 AUD
Sale          14                   73.4400 AUD
Sale          4,921                72.1997 AUD
Sale          296                  72.1997 AUD

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

(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                         18 November 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