HAR - Harmony Gold Mining Company Limited - Harmony/Gold Fields merger receives UK

Harmony Gold Mining Company Limited - Harmony/Gold Fields merger receives UK competition approval Harmony Gold Mining Company Limited (Incorporated in the Republic of South Africa) (Registration number 1950/038232/06) Share code: HAR ISIN: ZAE000015228 ("Harmony") 18 April 2005 Harmony/Gold Fields merger receives UK competition approval Harmony hereby announces that on 14 April 2005, it received notice from the United Kingdom Office for Fair Trading approving Harmony"s proposed merger with Gold Fields. In addition, Harmony wishes to advise that it has consented to the transfer by Norilsk of all its shares in the issued share capital of Gold Fields to an indirect wholly-owned subsidiary of Norilsk ("Subco") and to cede all its rights and delegate all its obligations in terms of Norilsk"s irrevocable undertaking to Subco. The transfer by Norilsk of its Gold Fields shares to Subco is in accordance with its strategy to consolidate all of its gold assets into one vehicle and does not have any impact on the obligations under the irrevocable undertaking. ENDS Issued by (direct line, mobile, email): Harmony Gold Ferdi Dippenaar +27 11 684 0140 +27 82 807 3684 Brenton Saunders +27 11 684 0146 +27 83 607 4060 Vusi Magadana +27 11 684 0140 +27 72 157 5986 South Africa - Beachhead Media & Investor Relations Jennifer Cohen +27 11 214 2401 +27 82 468 6469 jennifer@bmsa.co.za Patrick Lawlor +27 11 214 2410 +27 82 459 6709 patrick@bmsa.co.za United States - Financial Dynamics Business Communications Hollis Rafkin-Sax +1 212 850 5789 +1 917 509 0255 hrafkin-sax@fd-us.com Torie Pennington +1 212 850 5629 +1 917 838 1369 tpennington@fd-us.com United Kingdom - Financial Dynamics Business Communications Nic Bennett +44 207 269 7115 +44 7979 536 619 nic.bennett@fd.com Charles Watenphul +44 207 269 7216 +44 7866 438 013 charles.watenphul@fd.com US Information Agent - MacKenzie Partners, Inc Daniel Burch +212 929 5500 proxy@mackenziepartners.com Steve Balet +800 322 2885 A copy of the above-mentioned consent letter will be posted on Harmony"s transaction website (www.harmony.co.za) Unless the context otherwise requires, the definitions contained in the offer document or the registration statement sent to Gold Fields shareholders have the same meaning in this announcement. The directors of Harmony accept responsibility for the information contained in this announcement. To the best of the knowledge and belief of the directors of Harmony (who have taken all reasonable care to ensure that such is the case), the information contained in this announcement is in accordance with the facts and does not omit anything likely to affect the import of such information. In connection with the proposed acquisition of Gold Fields, Harmony has filed a registration statement (File no: 333-120975) on Form F-4 (which was declared effective by the Securities and Exchange Commission ("SEC") on February 28, 2005) and filed a final prospectus, dated February 25, 2005, with the SEC pursuant to Rule 424(b)(3) of the Securities Act of 1933, to register the Harmony ordinary shares (including Harmony ordinary shares represented by Harmony American Depositary Shares ("ADSs")) to be issued in exchange for Gold Fields ordinary shares held by Gold Fields shareholders located in the United States and for Gold Fields ADSs held by Gold Fields shareholders wherever located, as well as a Statement on Schedule TO. Investors and holders of Gold Fields securities are strongly advised to read the registration statement, the related exchange offer materials and the final prospectus, the Statement on Schedule TO and any other relevant documents filed with the SEC, as well as any amendments and supplements to those documents, because they contain important information. Investors and holders of Gold Fields securities may obtain free copies of the registration statement, related exchange offer materials, the final prospectus and the Statement on Schedule TO, as well as other relevant documents filed or to be filed with the SEC, at the SEC"s web site at www.sec.gov. Investors and holders of Gold Fields securities will receive information at an appropriate time on how to obtain transaction-related documents for free from Harmony or its duly designated agent. The final prospectus and other transaction-related documents may be obtained for free from MacKenzie Partners, Inc., the information agent for the U.S. offer, at the following address: 105 Madison Avenue, New York, New York 10016; telephone 1 (212) 929 5500 (call collect) or 1 (800) 322 2885 (toll-free call); e-mail proxy@mackenziepartners.com. This communication is for information purposes only. It shall not constitute an offer to purchase or exchange or the solicitation of an offer to sell or exchange any securities of Gold Fields or an offer to sell or exchange or the solicitation of an offer to buy or exchange any securities of Harmony, nor shall there be any sale or exchange of securities in any jurisdiction in which such offer, solicitation or sale or exchange would be unlawful prior to the registration or qualification under the laws of such jurisdiction. The distribution of this communication may, in some countries, be restricted by law or regulation. Accordingly, persons who come into possession of this communication should inform themselves of and observe these restrictions. The solicitation of offers to buy Gold Fields ordinary shares (including Gold Fields ordinary shares represented by Gold Fields ADSs) in the United States will only be made pursuant to a prospectus and related offer materials that Harmony has sent to holders of Gold Fields securities. The Harmony ordinary shares (including Harmony ordinary shares represented by Harmony ADSs) may not be sold, nor may offers to buy be accepted, in the United States prior to the time the registration statement becomes effective. No offering of securities shall be made in the United States except by means of a prospectus meeting the requirements of Section 10 of the United States Securities Act of 1933, as amended. Transactional Sponsor Investec Bank Limited Date: 18/04/2005 10:41:41 AM Supplied by www.sharenet.co.za Produced by the JSE SENS Department

Security Notice Contact Details
Market Statistics are calculated by Sharenet and are therefore not the official JSE Market Statistics. The calculation/derivation may include underlying JSE data.