Holding(s) in Company

Rio Tinto PLC
1 December 2004



                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     RIO TINTO PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

      WELLINGTON MANAGEMENT COMPANY, LLP

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.

     NOT GIVEN

5)   Number of shares/amount of stock acquired.

     16,870,491 ORDINARY SHARES AND 4,006,380 ADR SHARES REPRESENTING A TOTAL
     OF 32,896,011 SHARES

6)   Percentage of issued Class
       3.08%

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

     15 NOVEMBER 2004

12)  Total holding following this notification

     32,896,011
               
13)  Total percentage holding of issued class following this notification

     3.08%

14)  Any additional information



15)  Name of contact and telephone number for queries

     JULIE MEAD 020 7753 2116


16)  Name and signature of authorised company official responsible for 
     making this notification    B G GALE


     Date of Notification ......1 DECEMBER 2004.........




                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     RIO TINTO PLC

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     WELLINGTON MANAGEMENT COMPANY, LLP

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.

     NOT GIVEN

5)   Number of shares/amount of stock acquired.

      -

6)   Percentage of issued Class
      -

7)   Number of shares/amount of stock disposed
     ORDINARY SHARES AND ADR SHARES REPRESENTING 1,294,777 SHARES

8)   Percentage of issued Class
      0.12%

9)   Class of security

     ORDINARY SHARES OF 10P

10)  Date of transaction

     UNKNOWN

11)  Date company informed

     29 NOVEMBER 2004

12)  Total holding following this notification

     31,601,234
               
13)  Total percentage holding of issued class following this notification

      LESS THAN 3%

14)  Any additional information



15)  Name of contact and telephone number for queries

      JULIE MEAD 020 7753 2116

16)  Name and signature of authorised company official responsible for 
     making this notification     B G GALE

     Date of Notification ....1 DECEMBER 2004........



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