Holding(s) in Company

Rio Tinto PLC
03 August 2005


                           SCHEDULE 10
 
             NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     RIO TINTO PLC 

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     BARCLAYS PLC

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 BELOW

5)   Number of shares/amount of stock acquired.

      43,702,654 ORDINARY 

6)   Percentage of issued Class

      4.09%

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

     3 AUGUST 2005

12)  Total holding following this notification

     43,702,654
               
13)  Total percentage holding of issued class following this notification

     4.09%

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
 
     A V LAWLESS

     Date of Notification ...2 AUGUST 2005......


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


                              LEGAL ENTITY REPORT

RIO TINTO                                                       SEDOL : 0718875

As at 28 July 2005 Barclays PLC, through the legal entities listed below, had a 
notifiable interest in 43,702,654 ORD GBP0.10


Legal Entity                                         Holding     Percentage Held

Gerrard Ltd                                          5,091,885             .4762
Barclays Life Assurance Co Ltd                       1,222,766             .1144
Barclays Global Investors Australia Ltd                396,393             .0371
Barclays Capital Securities Ltd                      3,512,731             .3285
Barclays Global Investors Japan Trust & Banking      1,273,714             .1191
Barclays Global Fund Advisors                        2,530,632             .2367
Barclays Private Bank Ltd                              737,730             .0690
Barclays Private Bank and Trust Ltd                      6,675             .0006
Barclays Private Bank and Trust Ltd                    158,652             .0148
Barclays Capital Inc                                     1,775             .0002
Barclays Global Investors, N.A.                     11,867,843            1.1100
Barclays Bank Trust Company Ltd                        303,068             .0283
Barclays Global Investors Ltd                       16,300,268            1.5245
Barclays Global Investors Japan Ltd                    298,522             .0279  

                                 Group Holding      43,702,654            4.0873


                                REGISTERED HOLDERS REPORT
RIO TINTO                                                       SEDOL : 0718875

As at 28 July 2005 Barclays PLC, through the registered holders listed below, 
had a notifiable interest in 43,702,654 ORD GBP0.10 representing 4.09 % of the
issued share capital of 1,069,397,463 units.

Registered Holder                                 Account Designation    Holding

BARCLAYS CAPITAL NOMINEES LIMI                                         3,484,462
BARCLAYS CAPITAL SECURITIES LT                                            28,269
BARCLAYS CAPITAL SECURITIES LT                                             1,775
Barclays Trust Co & Others                                                26,521
BARCLAYS TRUST CO AS EXEC/ADM                                              3,446
Barclays Trust Co DMC69                                                   18,360
Barclays Trust Co E99                                                     16,405
Barclays Trust Co R69                                                    238,336
BNP PARIBAS                                                               64,541
CHASE NOMINEES LTD                                 16376                 584,552
CHASE NOMINEES LTD                                 20947               4,259,425
CIBC MELLON GLOBAL SECURITIES                                             38,237
Clydesdale Nominees HGB0125                       00323364                   682
Clydesdale Nominees HGB0125                       00323372                 1,668
Clydesdale Nominees HGB0125                       00323496                 1,088
Clydesdale Nominees HGB0125                       00323771                 2,657
Clydesdale Nominees HGB0125                       00324018                   290
Clydesdale Nominees HGB0125                       00324085                   531 
Clydesdale Nominees HGB0125                       00324190                 1,000
Clydesdale Nominees HGB0125                       00324492                 6,483
Clydesdale Nominees HGB0125                       00324760                   304
Clydesdale Nominees HGB0125                       00324794                   397
Clydesdale Nominees HGB0125                       00496994                 2,500
Clydesdale Nominees HGB0125                       00497753                   798
Clydesdale Nominees HGB0125                       00593965                   421
Clydesdale Nominees HGB0125                       00594198                   238
Clydesdale Nominees HGB0125                       00594414                 2,672
Clydesdale Nominees HGB0125                       00594465                   439
Clydesdale Nominees HGB0125                       00595534                   665
Clydesdale Nominees HGB0125                       00595712                   312
Clydesdale Nominees HGB0125                       00595801                   578
Clydesdale Nominees HGB0125                       00595950                   285
Clydesdale Nominees HGB0125                       00596123                   944
Clydesdale Nominees HGB0125                       00597103                   296
Clydesdale Nominees HGB0125                       00597219                   852
Clydesdale Nominees HGB0125                       00597286                   872
Clydesdale Nominees HGB0125                       00597324                 1,720
Clydesdale Nominees HGB0125                       00597375                   937
Clydesdale Nominees HGB0125                       00597383                 1,215
Clydesdale Nominees HGB0125                       00597448                   595
Clydesdale Nominees HGB0125                       00645442                   837
Clydesdale Nominees HGB0125                       00651361                   331
Clydesdale Nominees HGB0125                       00668604                   279
Clydesdale Nominees HGB0125                       00678693                   433
Clydesdale Nominees HGB0125                       00679401                 4,422
Clydesdale Nominees HGB0125                       00691088                   493
Clydesdale Nominees HGB0125                       00692386                 2,603
Clydesdale Nominees HGB0125                       00692963                 4,044
Clydesdale Nominees HGB0125                       00693005                   496
Clydesdale Nominees HGB0125                       00693013                 5,261
Clydesdale Nominees HGB0125                       00693030                   895
Clydesdale Nominees HGB0125                       00693340                   431
Clydesdale Nominees HGB0125                       00693390                   408
Clydesdale Nominees HGB0125                       00693404                   735
Clydesdale Nominees HGB0125                       00693480                 1,154
Clydesdale Nominees HGB0125                       00693552                 2,500
Clydesdale Nominees HGB0125                       00693722                   523
Clydesdale Nominees HGB0125                       00693790                   296
Clydesdale Nominees HGB0125                       00693900                 1,193
Clydesdale Nominees HGB0125                       00694028                   276
Clydesdale Nominees HGB0125                       00694222                   405
Clydesdale Nominees HGB0125                       00694303                   201
Clydesdale Nominees HGB0125                       00694478                 1,500
Clydesdale Nominees HGB0125                       00694613                   576
Clydesdale Nominees HGB0125                       00694648                   267
Clydesdale Nominees HGB0125                       00694761                   449
Clydesdale Nominees HGB0125                       00694915                   438
Clydesdale Nominees HGB0125                       00696128                   350
Clydesdale Nominees HGB0125                       00696136                   411
Clydesdale Nominees HGB0125                       00696144                   417
Clydesdale Nominees HGB0125                       00697205                 2,000
Clydesdale Nominees HGB0125                       00697213                 2,000
Clydesdale Nominees HGB0125                       00697329                 2,869
Clydesdale Nominees HGB0125                       00697388                   315
Clydesdale Nominees HGB0125                       00697396                   534
Clydesdale Nominees HGB0125                       00697400                   534
Clydesdale Nominees HGB0125                       00697515                 1,750
Clydesdale Nominees HGB0125                       00697663                 2,500
Clydesdale Nominees HGB0125                       00697701                   267
Clydesdale Nominees HGB0125                       00697710                12,500
Clydesdale Nominees HGB0125                       00697728                12,500
Clydesdale Nominees HGB0125                       00697736                   750
Clydesdale Nominees HGB0125                       00702950                   334
Clydesdale Nominees HGB0125                       00703140                   305
Clydesdale Nominees HGB0125                       00703256                   716
Clydesdale Nominees HGB0125                       00703310                   650
Clydesdale Nominees HGB0125                       00703353                   640
Clydesdale Nominees HGB0125                       00703361                   269
Clydesdale Nominees HGB0125                       00703396                   407
Clydesdale Nominees HGB0125                       00703434                   181
Clydesdale Nominees HGB0125                       00703817                   696
Clydesdale Nominees HGB0125                       00703876                   301
Clydesdale Nominees HGB0125                       00703884                   436
Clydesdale Nominees HGB0125                       00703914                   268
Clydesdale Nominees HGB0125                       00704031                 1,515
Clydesdale Nominees HGB0125                       00704040                   452
Clydesdale Nominees HGB0125                       00807507                 1,848
Clydesdale Nominees HGB0125                       00807663                   403
Clydesdale Nominees HGB0125                       00830118                   449
Clydesdale Nominees HGB0125                       00866805                   459
Clydesdale Nominees HGB0125                       00883041                 1,490
Clydesdale Nominees HGB0125                       00886083                   364
Clydesdale Nominees HGB0125                       00887365                   430
Clydesdale Nominees HGB0125                       01200114                 2,050
Clydesdale Nominees HGB0125                       03000000                   417
Clydesdale Nominees HGB0125                       03000042                   668
Clydesdale Nominees HGB0125                       03100012                   315
Clydesdale Nominees HGB0125                       03100071                   811
Clydesdale Nominees HGB0125                       03100241                   491
Clydesdale Nominees HGB0125                       03100420                   493
Clydesdale Nominees HGB0125                       03100705                   206
Clydesdale Nominees HGB0125                       03100926                 1,112
Clydesdale Nominees HGB0125                       03101280                   546
Clydesdale Nominees HGB0125                       03101507                   236
Clydesdale Nominees HGB0125                       03101868                   352
Clydesdale Nominees HGB0125                       03102058                   297
Clydesdale Nominees HGB0125                       03102252                   677
Clydesdale Nominees HGB0125                       03102309                   454
Clydesdale Nominees HGB0125                       03102317                   345
Clydesdale Nominees HGB0125                       03102406                   850
Clydesdale Nominees HGB0125                       03102465                 4,085
Clydesdale Nominees HGB0125                       03102546                   655
Clydesdale Nominees HGB0125                       03102554                 3,541
Clydesdale Nominees HGB0125                       03102660                   230
Clydesdale Nominees HGB0125                       03103119                   457
Clydesdale Nominees HGB0125                       03105898                   219
Clydesdale Nominees HGB0125                       03105901                   305
Clydesdale Nominees HGB0125                       03105944                 1,420
Clydesdale Nominees HGB0125                       07000093                   452
Clydesdale Nominees HGB0125                       07000662                   373
Clydesdale Nominees HGB0125                       07000697                 2,794
Clydesdale Nominees HGB0125                       07000832                   291
Clydesdale Nominees HGB0125                       07001065                   376
Clydesdale Nominees HGB0225                       00222649                   550
Clydesdale Nominees HGB0225                       00436843                   540
Clydesdale Nominees HGB0225                       00483221                 2,080
Clydesdale Nominees HGB0225                       00484015                   721
Clydesdale Nominees HGB0225                       00595798                   588
Clydesdale Nominees HGB0225                       00597278                 3,238
Clydesdale Nominees HGB0225                       00673551                   500
Clydesdale Nominees HGB0225                       00693340                   166
Clydesdale Nominees HGB0225                       00701601                   765
Clydesdale Nominees HGB0225                       00703833                 1,728
Clydesdale Nominees HGB0225                       00870934                 2,714
Clydesdale Nominees HGB0225                       07000220                   277
Clydesdale Nominees HGB0225                       07001553                   276
Clydesdale Nominees HGB0325                       00703094                   340
Clydesdale Nominees HGB0325                       00870934                   825
Clydesdale Nominees HGB1025                       00837619                 2,631
Gerrard Nominees Limited                          ER1                     85,145
Greig Middleton Nominees Limit                    GM1                    324,011
Greig Middleton Nominees Ltd                      GM3                    144,500
INVESTORS BANK AND TRUST CO.                                             209,560
INVESTORS BANK AND TRUST CO.                                              30,232
INVESTORS BANK AND TRUST CO.                                             202,520
INVESTORS BANK AND TRUST CO.                                              15,737
INVESTORS BANK AND TRUST CO.                                           2,072,583
INVESTORS BANK AND TRUST CO.                                              11,099
INVESTORS BANK AND TRUST CO.                                               5,454
INVESTORS BANK AND TRUST CO.                                           1,908,331
INVESTORS BANK AND TRUST CO.                                             679,315
INVESTORS BANK AND TRUST CO.                                              57,178
INVESTORS BANK AND TRUST CO.                                             359,506
INVESTORS BANK AND TRUST CO.                                              25,440
INVESTORS BANK AND TRUST CO.                                             242,130
INVESTORS BANK AND TRUST CO.                                             310,314
INVESTORS BANK AND TRUST CO.                                           5,394,402
INVESTORS BANK AND TRUST CO.                                               5,959
INVESTORS BANK AND TRUST CO.                                           1,238,037
JP MORGAN (BGI CUSTODY)                          16331                   320,640
JP MORGAN (BGI CUSTODY)                          16338                    63,130
JP MORGAN (BGI CUSTODY)                          16341                   584,030
JP MORGAN (BGI CUSTODY)                          16341                    43,949
JP MORGAN (BGI CUSTODY)                          16342                   128,041
JP MORGAN (BGI CUSTODY)                          16344                    22,733
JP MORGAN (BGI CUSTODY)                          16345                    42,362
JP MORGAN (BGI CUSTODY)                          16400                11,413,276
JP MORGAN (BGI CUSTODY)                          17011                    17,881
JP MORGAN (BGI CUSTODY)                          18408                    43,015
JPMorgan Chase Bank                                                          608
JPMorgan Chase Bank                                                      200,186
JPMorgan Chase Bank                                                      142,391
JPMorgan Chase Bank                                                      113,652
JPMorgan Chase Bank                                                       29,884
JPMorgan Chase Bank                                                      149,938
JPMorgan Chase Bank                                                        8,326
JPMorgan Chase Bank                                                       43,925
JPMorgan Chase Bank                                                      563,931
JPMorgan Chase Bank                                                        4,980
JPMorgan Chase Bank                                                        5,804
JPMorgan Chase Bank                                                       10,089
JPMorgan Chase Bank                                                       51,708
JPMorgan Chase Bank                                                       29,380
JPMorgan Chase Bank                                                       69,021
JPMorgan Chase Bank                                                       10,909
JPMorgan Chase Bank                                                        1,478
JPMorgan Chase Bank                                                        7,999
JPMorgan Chase Bank                                                       19,776
JPMorgan Chase Bank                                                       74,060
JPMorgan Chase Bank                                                          827
JPMORGAN CHASE BANK                                                      183,472
JPMORGAN CHASE BANK                                                      212,921
JPMORGAN CHASE BANK                                                       32,757
Master Trust Bank                                                          4,378
Mellon Trust - Boston & SF                                                94,648
Mellon Trust - Boston & SF                                               145,721
MELLON TRUST OF NEW ENGLAND                                              121,074
Mitsubishi Trust International                                             2,396
Mitsubishi Trust International                                             7,237
NORTHERN TRUST BANK - BGI SEPA                                           130,952
NORTHERN TRUST BANK - BGI SEPA                                            32,048
NORTHERN TRUST BANK - BGI SEPA                                           142,593
R C Greig Nominees Limited                       RC1                   2,957,135
R C Greig Nominees Limited a/c                   AK1                     997,185
R C Greig Nominees Limited a/c                   BL1                     136,719
R C Greig Nominees Limited a/c                   CM1                      80,498
R C Greig Nominees Limited GP1                   GP1                     252,136
R C Greig Nominees Limited SA1                   SA1                     114,556
Reflex Nominees Limited                                                    2,230
Reflex Nominees Limited                                                    4,445
State Street                                                              18,303
STATE STREET BOSTON                                                      693,238
STATE STREET BOSTON                                                       91,260
STATE STREET TRUST OF CANADA                                              43,609
Sumitomo TB                                                                1,050
ZEBAN NOMINEES LIMITED                                                   737,730
                                                        Total         43,702,654








                      This information is provided by RNS
            The company news service from the London Stock Exchange