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                                  FORM 6-K
                     SECURITIES AND EXCHANGE COMMISSION
                           WASHINGTON, D.C. 20549

                      REPORT OF FOREIGN PRIVATE ISSUER

                     PURSUANT TO RULE 13a-16 OR 15d-16
                   OF THE SECURITIES EXCHANGE ACT OF 1934

For the months of June and July, 2003

Commission File Number 1-7953

                             RIO ALGOM LIMITED
              (Translation of Registrant's name into English)

SUITE 3400, 66 WELLINGTON STREET WEST,                               M5H 1N6
    TORONTO, ONTARIO, CANADA                                        (Zip Code)
    (Address of Principal Executive Offices)

                               (416) 868-7544
            (Registrant's telephone number, including area code)

Indicate by check mark whether the registrant files or will file annual
reports under cover Form 20-F or Form 40-F.

                      Form 20-F         Form 40-F   X
                                -----             -----

Indicate by check mark if the registrant is submitting the Form 6-K in
paper as permitted by Regulation S-T Rule 101(b)(1): ___

Indicate by check mark if the registrant is submitting the Form 6-K in
paper as permitted by Regulation S-T Rule 101(b)(7): ___

Indicate by check mark whether by furnishing the information contained in
this Form, the registrant is also thereby furnishing the information to the
Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of
1934.

                            Yes        No   X
                                -----     -----

If "Yes" is marked, indicate below the file number assigned to the
registrant in connection with Rule 12g3-2(b): 82- ________



Submitted with this Form 6-K are the following documents:

     Rio Algom Limited press release dated June 27, 2003 concerning the
     redemption on August 7, 2003 of all of the issued and outstanding
     US$150 million 9 3/8% preferred securities, consisting of 9 3/8%
     unsecured junior subordinated debentures of Rio Algom Limited due
     September 30, 2047.

     Material Change Report dated July 2, 2003 filed by Rio Algom Limited
     with Canadian securities regulatory authorities concerning the
     redemption on August 7, 2003 of all of the issued and outstanding
     US$150 million 9 3/8% preferred securities, consisting of 9 3/8%
     unsecured junior subordinated debentures of Rio Algom Limited due
     September 30, 2047.



                                                        Contact:

                                                        Francis McAllister

RIO ALGOM                      NEWS                     Tel: (713) 961-8625



FOR IMMEDIATE RELEASE

Toronto,  Ontario - June 27, 2003 - Rio Algom Limited  announced today that
it will redeem on August 7, 2003 all of the issued and  outstanding  US$150
million 9 3/8% preferred securities, consisting of 9 3/8% unsecured  junior
subordinated  debentures  of Rio Algom due  September  30, 2047 (CUSIP No.:
766889877).  The preferred  securities trade on the New York Stock Exchange
under the symbol ROM_p.

Holders of the  preferred  securities  will be entitled to receive US$25 in
principal and  US$0.234375 in accrued and unpaid  interest to and including
August 6, 2003 in full payment for each US$25 principal amount of preferred
securities.  Preferred  securityholders  will be receiving shortly a notice
setting out  instructions  regarding the redemption  from the trustee under
the indenture governing the securities to be redeemed, The Bank of New York
(Telephone: (212) 815-5346). From and after August 7, 2003, all interest on
the preferred securities will cease.

Certain  statements  contained in this press  release that do not relate to
historical  information  may be  "forward-looking  statements"  within  the
meaning of the United States Private  Securities  Litigation  Reform Act of
1995 and thus would be prospective.  Forward-looking statements are subject
to risks,  uncertainties and other factors.  The Corporation  disclaims any
responsibility to update any forward-looking statements.



                           MATERIAL CHANGE REPORT

                                PURSUANT TO

           SECTION 85(1) OF THE SECURITIES ACT (BRITISH COLUMBIA)
               SECTION 146(1) OF THE SECURITIES ACT (ALBERTA)
             SECTION 84(1) OF THE SECURITIES ACT (SASKATCHEWAN)
               SECTION 75(2) OF THE SECURITIES ACT (ONTARIO)
                 SECTION 73 OF THE SECURITIES ACT (QUEBEC)
             SECTION 81(2) OF THE SECURITIES ACT (NOVA SCOTIA)
             SECTION 76(2) OF THE SECURITIES ACT (NEWFOUNDLAND)

ITEM 1 - REPORTING ISSUER

        Rio Algom Limited
        66 Wellington Street West
        Suite 4200
        Toronto, Ontario  M5K 1N6
        (the "ISSUER")

ITEM 2 - DATE OF MATERIAL CHANGE

        June 27, 2003

ITEM 3 - PRESS RELEASE

        The Issuer  disseminated  a press  release  on June 27,  2003 using
Canada Newswire.

ITEM 4 - SUMMARY OF MATERIAL CHANGE

        On June 27,  2003,  the  Issuer  announced  that it will  redeem on
August 7, 2003 all of the  issued  and  outstanding US$150  million  9 3/8%
preferred  securities,  consisting of 9 3/8% unsecured  junior subordinated
debentures of the Issuer due September 30, 2047 (the  "SECURITIES")  (CUSIP
Number: 766889877).

ITEM 5 - FULL DESCRIPTION OF MATERIAL CHANGE

        On June 27,  2003,  the  Issuer  announced  that it will  redeem on
August 7, 2003 all of the issued and outstanding  Securities (CUSIP Number:
766889877).  The Securities  trade on the New York Stock Exchange under the
symbol ROM_p.

        Holders of the  Securities  will be  entitled  to receive  US$25 in
principal and  US$0.234375 in accrued and unpaid  interest to and including
August  6,  2003 in  full  payment  for  each  US$25  principal  amount  of
Securities.  The Issuer also announced that holders of the Securities  will
be  receiving  shortly a notice  setting  out  instructions  regarding  the
redemption  from  the  trustee  (The  Bank of New  York  (Telephone:  (212)
815-5346))  under the indenture  governing the  Securities.  From and after
August 7, 2003, all interest on the Securities will cease.



ITEM 6 - RELIANCE ON CONFIDENTIALITY SECTIONS OF THE SECURITIES ACTS

        Not applicable.

ITEM 7 - OMITTED INFORMATION

        No material  information has been omitted from this material change
report.

ITEM 8 - SENIOR OFFICER

        Any enquiries with respect to this material change report should be
made to  Peter  de  Zwart,  Corporate  Secretary  of the  Issuer,  at (713)
961-8237.

ITEM 9 - STATEMENT OF SENIOR OFFICER

        The foregoing  accurately discloses the material change referred to
herein.

        DATED this 2nd day of July, 2003.

                                               /s/ Peter de Zwart
                                               ----------------------------
                                               Peter de Zwart
                                               Corporate Secretary



                                 SIGNATURES

     Pursuant to the  requirements of the Securities  Exchange Act of 1934,
the  registrant  has duly  caused this report to be signed on its behalf by
the undersigned, thereunto duly authorized.

Date:  July 2, 2003


                                                 RIO ALGOM LIMITED
                                                 (Registrant)

                                            By:  /s/ Peter de Zwart
                                                 ---------------------------
                                                 Name:  Peter de Zwart
                                                 Title: Corporate Secretary