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               11 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      12,904,234     2.82%        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             12,922,897     2.83%        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      390                  77.3663 AUD
Purchase      12,238               76.4976 AUD
Purchase      8,012                76.0290 AUD
Purchase      11,484               76.4900 AUD
Purchase      334                  76.4900 AUD
Purchase      74                   77.1900 AUD
Purchase      1,333                77.3662 AUD
Purchase      567                  77.3663 AUD
Purchase      31                   77.1900 AUD
Purchase      131                  77.1900 AUD
Purchase      12,238               76.4976 AUD
Purchase      21                   77.1900 AUD
Purchase      242                  77.1900 AUD
Purchase      10                   77.1900 AUD
Purchase      162                  77.3662 AUD
Purchase      4,235                77.3663 AUD
Purchase      518                  76.4900 AUD
Purchase      2,354                77.3662 AUD
Purchase      9                    77.1900 AUD
Purchase      179                  77.3663 AUD
Purchase      29                   77.1900 AUD
Purchase      519                  77.3663 AUD
Purchase      838                  77.3663 AUD
Purchase      46                   77.1900 AUD
Purchase      539                  77.3662 AUD
Purchase      30                   77.1900 AUD
Sale          36                   77.1900 AUD
Sale          686                  76.4900 AUD
Sale          1,333                76.4900 AUD
Sale          8,012                76.0290 AUD
Sale          12,238               76.4976 AUD
Sale          8,012                76.0290 AUD
Sale          587                  77.1900 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                         12 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