Holding(s) in Company

Rio Tinto PLC
13 June 2006

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Name of company

Rio Tinto plc

2. Name of shareholder having a major interest

Capital Group Companies, Inc

3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18

As in (2) above

4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them

See attached Schedule

5. Number of shares / amount of stock acquired

Unknown

6. Percentage of issued class

Unknown

7. Number of shares / amount of stock disposed

-

8. Percentage of issued class

-

9. Class of security

Ordinary shares of 10p

10. Date of transaction

Unknown

11. Date company informed

13 June 2006

12. Total holding following this notification

41,031,494

13. Total percentage holding of issued class following this notification

3.902%

14. Any additional information
-

15. Name of contact and telephone number for queries

Matthew Whyte (020 7753 2317)

16. Name and signature of authorised company official responsible for making
this notification

M J Whyte



Date of notification

13 June 2006


The FSA does not give any express or implied warranty as to the accuracy of this
document or material and does not accept any liability for error or omission.
The FSA is not liable for any damages (including, without limitation, damages
for loss of business or loss of profits) arising in contract, tort or otherwise
from the use of or inability to use this document, or any material contained in
it, or from any action or decision taken as a result of using this document or
any such material.



                                 SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



1. Name of company

Rio Tinto plc

2. Name of shareholder having a major interest

Fidelity International Limited


3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18

As in (2) above

4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them

Fidelity International Limited

5. Number of shares / amount of stock acquired

Unknown

6. Percentage of issued class

Unknown

7. Number of shares / amount of stock disposed

Unknown-

8. Percentage of issued class

-

9. Class of security

Ordinary shares of 10p

10. Date of transaction

Unknown

11. Date company informed

13 June 2006

12. Total holding following this notification

31,399,647

13. Total percentage holding of issued class following this notification

2.99%



14. Any additional information


-



15. Name of contact and telephone number for queries


Matthew Whyte (020 7753 2317)



16. Name and signature of authorised company official responsible for making
this notification


M J Whyte



Date of notification


13 June 2006



The FSA does not give any express or implied warranty as to the accuracy of this
document or material and does not accept any liability for error or omission.
The FSA is not liable for any damages (including, without limitation, damages
for loss of business or loss of profits) arising in contract, tort or otherwise
from the use of or inability to use this document, or any material contained in
it, or from any action or decision taken as a result of using this document or
any such material.




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