Form 604 Corporations Act 2001 Section 671B

Notice of change of interests of substantial holder

To Company Name/Scheme Tusker Gold Limited (Tusker)

ACN/ARSN ACN 131 945 527

1. Details of substantial holder (1) BUK Holdco Limited (Bidco) on its own behalf and on behalf of Corporation (Barrick), African Barrick Gold Name plc (ABG) and each controlled entity of Barrick set out in Annexure A (Barrick Entities) ACN/ARSN (if applicable) N/A

There was a change in the interests of the substantial holder on 06/04/2010 The previous notice was given to the company on 31/03/2010 The previous notice was dated 31/03/2010

2. Previous and present voting power

The total number of votes attached to all the voting shares in the company or voting interests in the scheme that the substantial holder or an associate (2) had a relevant interest (3) in when last required, and when now required, to give a substantial holding notice to the company or scheme, are as follows: Previous notice Present notice Class of securities (4) Person’s votes Voting power (5) Person’s votes Voting power (5) Ordinary shares 27,910,895 27.91% 30,528,920 30.53%

3. Changes in relevant interests

Particulars of each change in, or change in the nature of, a relevant interest of the substantial holder or an associate in voting securities of the company or scheme, since the substantial holder was last required to give a substantial holding notice to the company or scheme are as follows: Class and Person whose Consideration Date of Nature of number of Person’s votes relevant interest given in relation change change (6) securities affected changed to change (7) affected Acquisition of relevant interest in ordinary shares by virtue of section 608(8) of the Corporations Act 2001 (Cth) as a result of acceptances of Bidco's off-market takeover offer for all of $0.80 cash per Tusker See Annexure B Bidco the ordinary shares in See Annexure B See Annexure B Share Tusker, which offer is dated 17 March 2010 and contained in Bidco's bidder statement dated 17 March 2010 (a copy of which was given to ASX on 17 March 2010) (Offer). Acquisition of relevant interest in ordinary shares by virtue of section 608(3)(b) of See Annexure B Barrick and ABG Not applicable See Annexure B See Annexure B the Corporations Act 2001 (Cth) in so far as Barrick and ABG control Bidco.

Acquisition of relevant interest in ordinary shares by virtue of section 608(3)(a) of See Annexure B Each Barrick Entity the Corporations Act Not applicable See Annexure B See Annexure B 2001 (Cth) in so far as each Barrick Entity has over 20% of the voting power in Bidco.

4. Present relevant interests

Particulars of each relevant interest of the substantial holder in voting securities after the change are as follows:

Holder of Registered Person entitled Nature of Class and relevant holder of to be registered relevant number of Person’s votes interest securities as holder (8) interest (6) securities Relevant interest under Those persons who section 608(8) of the 30,528,920 ordinary Bidco have accepted the Bidco 30,528,920 Corporations Act 2001 (Cth) shares Offer. (see section 3 above). Relevant interest under Those persons who Barrick and section 608(3)(b) of the 30,528,920 ordinary have accepted the Bidco 30,528,920 ABG Corporations Act 2001 (Cth) shares Offer. (see section 3 above). Relevant interest under Those persons who Each Barrick section 608(3)(a) of the 30,528,920 ordinary have accepted the Bidco 30,528,920 Entity Corporations Act 2001 (Cth) shares Offer. (see section 3 above).

5. Changes in association The persons who have become associates (2) of, ceased to be associates of, or have changed the nature of their association (9) with, the substantial holder in relation to voting interests in the company or scheme are as follows:

Name and ACN/ARSN (if Nature of association applicable) N/A N/A

6. Addresses The addresses of persons named in this form are as follows:

Name Address

Brookfield Place, TD Canada Trust Tower, 161 Bay Street, Suite 3700, Toronto, Ontario M5G Barrick 2S1, Canada

c/- Shearman & Sterling (London) LLP, Broadgate West, 9 Appold Street, London, EC2A 2AP, Bidco and ABG United Kingdom

c/- Brookfield Place, TD Canada Trust Tower, 161 Bay Street, Suite 3700, Toronto, Ontario Each of the Barrick Entities M5G 2S1, Canada

Signature

print name John Elliott capacity Attorney

sign here date 06/04/2010

DIRECTIONS (1) If there are a number of substantial holders with similar or related relevant interests (eg. a corporation and its related corporations, or the manager and trustee of an equity trust), the names could be included in an annexure to the form. If the relevant interests of a group of persons are essentially similar, they may be referred to throughout the form as a specifically named group if the membership of each group, with the names and addresses of members is clearly set out in paragraph 6 of the form.

(2) See the definition of "associate" in section 9 of the Corporations Act 2001.

(3) See the definition of "relevant interest" in sections 608 and 671B(7) of the Corporations Act 2001.

(4) The voting shares of a company constitute one class unless divided into separate classes.

(5) The person’s votes divided by the total votes in the body corporate or scheme multiplied by 100.

(6) Include details of: (a) any relevant agreement or other circumstances because of which the change in relevant interest occurred. If subsection 671B(4) applies, a copy of any document setting out the terms of any relevant agreement, and a statement by the person giving full and accurate details of any contract, scheme or arrangement, must accompany this form, together with a written statement certifying this contract, scheme or arrangement; and (b) any qualification of the power of a person to exercise, control the exercise of, or influence the exercise of, the voting powers or disposal of the securities to which the relevant interest relates (indicating clearly the particular securities to which the qualification applies).

See the definition of "relevant agreement" in section 9 of the Corporations Act 2001. (7) Details of the consideration must include any and all benefits, money and other, that any person from whom a relevant interest was acquired has, or may, become entitled to receive in relation to that acquisition. Details must be included even if the benefit is conditional on the happening or not of a contingency. Details must be included on any benefit paid on behalf of the substantial holder or its associate in relation to the acquisitions, even if they are not paid directly to the person from whom the relevant interest was acquired. (8) If the substantial holder is unable to determine the identity of the person (eg. if the relevant interest arises because of an option) write “unknown’”.

(9) Give details, if appropriate, of the present association and any change in that association since the last substantial holding notice.

Annexure A

This is Annexure A referred to in Form 604 (Notice of change of interests of substantial holder) signed by me and dated 6 April 2010.

John Elliott Attorney 6 April 2010

Barrick Entities

Name Jurisdiction 1051694 Ontario Inc. Ontario 1091064 Ontario Limited. Ontario 1398821 Alberta Ltd. Alberta 2193268 Ontario Inc. Ontario 2203474 Nova Scotia Limited Nova Scotia 3244521 Canada Inc. Canada 994748 Ontario Inc. Ontario ABX Financeco Inc. Delaware ABX Global Management Inc. Delaware ABX Holdco 2 LLC Delaware ABX Holdco LLC Delaware AC 40689 Ltd. Cayman Islands Aguas Amarilla Limitada Chile Aguas Colorada Limitada Chile Aguas Elvira Limitada Chile Aguas Quilvar Limitada Chile Archaean Gold Pty Ltd Western Australia Argentina Gold (Bermuda) I Ltd. Bermuda Argentina Gold (Bermuda) II Ltd. Bermuda Argentina Gold Corp. Canada Arizona Star Resource (Bermuda) Ltd Bermuda AurionGold (Canada) Limited Canada AurionGold Administration Pty Limited New South Wales AurionGold Exploration Pty Limited New South Wales AurionGold Limited Australia AurionGold Management Limited Australia Aurum Insurance Company Inc Barbados Austwhim Resources Pty Ltd Western Australia BAPL Holding Ltd Mauritius BarbCo One Ltd. Barbados Bargold Corporation Delaware Barisun Exploration Limited Barrick (Australia Pacific Holdings) Pty Ltd Northern Territory Barrick (Australia Pacific) Finance Limited Western Australia Barrick (Australia Pacific) Limited South Australia Barrick (Cowal) Limited South Australia Barrick (Darlot) NL New South Wales Barrick (Goldfields PNG Holdings) Limited Papua New Guinea Barrick (Granny Smith) Pty Limited Western Australia Barrick (GSM) Ltd New South Wales Barrick (HMC) Company Delaware Barrick (Kainantu) Limited Papua New Guinea Barrick (Kalgoorlie) Limited Queensland Barrick (Kanowna) Limited Queensland

Barrick (Lawlers) NL Western Australia Barrick (Niugini) Limited Papua New Guinea Barrick (Osborne) Pty Limited New South Wales Barrick (PD) Australia Finance Pty Ltd Western Australia Barrick (PD) Australia Limited New South Wales Barrick (PD) Finance Limited Western Australia Barrick (Plutonic) Limited New South Wales Barrick (PNG Exploration) Limited Papua New Guinea Barrick (Services) Pty. Limited New South Wales Barrick Africa (Pty) Ltd Barrick Bolivian Holdings Ltd. Cayman Islands Barrick Bullfrog Inc. Delaware Barrick Cayman (A) Ltd. Cayman Islands Barriick Cayman (B) Ltd. Cayman islands Barrick Cayman (D) Ltd. Cayman Islands Barrick Cayman (E) Ltd. Cayman Islands Barrick Cayman (F) Ltd. Cayman Islands Barrick Cayman (G) Ltd. Cayman islands Barrick Cayman (H) Ltd. Cayman Islands Barrick Cayman (L) Ltd. Cayman Islands Barrick Corporate Services (Barbados) Limited Barbados Barrick Cortez Inc. Delaware Barrick do Brasil Mineracao Ltda. Brazil Barrick Energy Inc. Alberta Barrick Exploraciones Argentina S.A. Argentina Barrick Exploration Africa Limited Tanzania Barrick Finance B.V. Netherlands Barrick Gold (Mali) Ltd. Cayman Islands Barrick Gold (Philippines) Corporation Philippines Barrick Gold (Russia) Limited Cyprus Barrick Gold Exploration Inc. Delaware Barrick Gold Finance Company Nova Scotia Barrick Gold Finance Inc. Delaware Barrick Gold Financeco LLC Delaware Barrick Gold Inc. Ontario Barrick Gold Mines (SA) Ltd. Cayman islands Barrick Limited Cyprus Barrick Gold of North America, Inc. Delaware Barrick Gold Romania S.R.L. Romania Barrick Gold Tanzania Tanzania Barrick Gold U.S. Inc. California Barrick Gold UK Limited England Barrick Golden Patricia Inc. Ontario Barrick Goldstrike Mines Inc. Colorado Barrick Gulf Holdings (Philippines) Corporation Philippines Barrick Holding Co. California Barrick Holdings International Ltd. Cayman Islands Barrick Holdings Ltd. Cayman Islands Barrick International (Barbados) Corp. Barbados Barrick International Ltd. Ontario Barrick Leasing Corporation Ireland Barrick Mining Company (Australia) Limited New South Wales Barrick Mining Services Pty Ltd New South Wales Barrick North America Finance LLC Delaware Barrick North America Holding Corporation Nevada Barrick Platinum South Africa (Pty) Ltd South Africa Barrick Power Gold Corporation of China Hong Kong Limited Barrick Resources (USA) Inc. Delaware Barrick Russia Holdings II Cooperatief U.A. Netherlands Barrick South America Ltd. Cayman Islands Barrick South American Investments Ltd. Cayman Islands

Barrick Storm Inc. Delaware Barrick Tanzanian Holdings Ltd. Cayman Islands Barrick Turquoise Ridge Inc. Delaware Beluga Coal Company California BC Acquisition Inc. British Columbia BGC Holdings Ltd. Cayman Islands Bond-Gold N.V. Netherlands Antilles Bonito Gold Corporation British Columbia Bonito, Inc. Delaware BPC Oklahoma Corporation Delaware BR Investments Inc. Delaware BRII Holdings LLC Delaware BSI Ltd. Cayman Islands Bulyanhulu Gold Mine Limited Tanzania Canair Inc. Delaware Capricornia Prospecting Pty Ltd Western Australia CJSC Barrick Gold Services Russian Federation CJSC Fedorovo Resources Russian Federation Compañia Barrick Chile Generacion Limitada Chile Compania Minera Barrick Arroyo Limitada Chile Compania Minera Barrick Chile Limitada Chile Compañia Minera Casale Chile Compania Minera Cerro Amarillo Limitada Chile Compania Minera Estrella de Oro Limitada Chile Compania Minera Lao De Mexico S.A. de C.V. Saskatchewan Compania Minera Nevada Ltda. Chile Compania Minera Rio Seco S.A. Chile Compania Minera Salitrales Limitada Chile Compania Minera San Jorge S.A. Peru Compania Minera San Jose De Argentina Cayman Islands Compania Minera San Jose, Inc. Cayman Islands Compania Minera Zaldivar S.A. Chile Compania Transmisora Andina S.A. Peru DB Operating Corporation Ontario Delta Gold Exploration Pty Limited New South Wales Delta Gold Limited New South Wales Dominicana Holdings Inc. Barbados E&B Explorations Inc. Delaware East African Gold Mines Limited Australia East African Investments Pty Ltd South Australia Eastern Minerals Corporation S.R.L. Romania EKJV Management Pty Ltd Western Australia Escondida Una de la Sierra Codocedo Exploraciones e Inversiones PD Chile Chile Limitada Exploraciones Mineras Argentinas S.A. Panama Geo-Logic Exploration LLC Moscow Geothermal Kinetics Inc. Nevada Gilt-Edged Mining NL Western Australia GKL Properties Pty Limited Northern Territory GKL Resources Pty Limited Northern Territory Golden Sunlight Mines, Inc. California Goldfields Pty Limited New South Wales Grants Patch Mining Limited Queensland Great Whale Iron Mines Limited Quebec Homestake de Argentina S.A. Argentina Homestake do Brash Ltda Brazil Homestake Forest Products Company California Homestake International Minerals Ltd. California Homestake Lead Company of Missouri California Homestake Mining Company of California California Homestake Nevada Corporation California

Homestake Sulphur Company, LLC Delaware Homestake-Santa Fe Mine Inc. Nevada Ida Gold Pty Limited Western Australia Imperial Gold Corporation Nevada IMV, Inc. Cayman Islands Indus Exploration Limited Pakistan lnversiones ABX Bolivia S.A. Bolivia Inversiones Barrick Conosur Limitada Chile Inversiones Barrick Gold South America Ltda. Chile Itobo Exploration Limited Tanzania Kabanga Nickel Company Limited Tanzania Kanowna Mines Limited New South Wales Kasubuya Exploration Company Limited Tanzania Kidston Gold Mines Limited Australia KMCL Holdings Ltd. Cayman Islands Kundana Gold Pty Limited Northern Territory Lac Exploration Inc. Ontario Lac Minerals (Australia) N L New South Wales LAO Minerals (USA) LLC Delaware Lac Minerals Ltd. Ontario Lac Properties Inc. Ontario Lachlan Resources Pty Ltd New South Wales Matinje Exploration Limited Tanzania Mexicoro, S.A. de C.V. Mexico Minera American Barrick Bolivia S.A. Bolivia Minera American Barrick Limitada Chile Minera Antabamba S.A.C. Peru Minera Argentina Gold S.A. Argentina Minera Barrick Exploraciones S.A. Bolivia Minera Barrick Misquichilca S.A. Peru Minera e Inversiones Barrick Chile Ltda Chile Minera Homestake Chile S.A. Chile Minera Hueso Sur S.A.C. Peru Minera Patagonia S.R.L. Argentina Minera Placer Argentina S.A. Argentina Minera Relincho Ltda Chile Minera Rio Frio S.A. Argentina Minera Rodeo S.A. Argentina Minera San Francisco S.A. Chile Minera San Jose Ecuador S.A. Ecuador Minera Santa Catalina Ltda Chile Minera Sierra Madre, S.A. de C.V. Mexico Minera Urbaque S.A.C. Peru Minera ZN Limitada Chile Misima Mines Limited Papua New Guinea Mkumi Exploration Limited Tanzania Mt Weld Pastoral Company Pty Limited Western Australia Mulehe River Exploration Limited Tanzania North Mars Gold Mine Limited Tanzania Nutfield Limited Papua New Guinea Nyanzaga Exploration Company Limited Tanzania Olympic Mines Limited New South Wales Orlando Exploraciones Ltda. Chile Pancontinental Financing Pty. Limited Australia Pancontinental Gold (Financing) Pty. Limited Australia Pangea Fenn-Gib Ltd. Ontario Pangea Goldfields Inc. Ontario Pangea Minerals Limited Tanzania PDG Africa (Barbados) Limited Barbados PDG Aureate Limited Mauritius PDG Aurora LLC Cayman Islands PDG Bank Limited Barbados

PDG Finance (Cayman) LLC Cayman islands PDG Finance SRL Barbados PDG International Finance Inc. Cayman Islands PDG Investments (Cayman) Limited Cayman Islands PDG Sona (Cayman) Ltd. Cayman Islands PDTS (USA) Inc. Nevada PDTS Tanzania Limited Tanzania Peru Mineral Ventures Limited Cayman islands PGI Acquisition Inc. Ontario Pinson Mining Company Nevada Pioneer Metals Unlimited Liability Company British Columbia Placer B-C Limited Cayman Islands Placer B-V Limited Barbados Placer Dome (China) Ltd. Nevada Placer Dome (Cyprus) Limited Cyprus Placer Dome (ERA) Ltd. Canada Placer Dome Africa Holdings (Cayman) Mauritius Limited Placer Dome Au Fond (Cayman) Limited Cayman Islands Placer Dome Australia Hedging Partnership British Columbia Placer Dome del Peru S.A.C. Peru Placer Dome Exploration Inc. Delaware Placer Dome Indonesia Limited Hong Kong Placer Dome International Limited Canada Placer Dome Singapore Private Limited Singapore Placer Dome Technical Services Canada (International) Limited Placer Dome Technical Services (Philippines), Philippines Inc. Placer Dome Technical Services Limited Canada Placer International Finance Inc Barbados Placer Kalbar Inc. Barbados Placer Pacific Executive Superannuation Pty New South Wales Limited Placer Pacific Fiji Limited Fiji Placer Pacific Namosi Limited Fiji Placer Pacific Nominees Pty Limited New South Wales Placer Pacific Staff Superannuation Pty New South Wales Limited Placer PGM Investments Limited Mauritius Placer Sales Inc. Delaware Plutonic (Baxter) Pty Ltd South Australia Plutonic Finance Pty. Ltd. New South Wales Plutonic Gold Pty. Ltd. New South Wales Prime Gold Exploration Limited Tanzania PT Placer Dome Exploration Indonesia Indonesia Pueblo Viejo Dominicana Corporation Barbados QTC Holdings Ltd. Canada Romanex International Limited British Columbia Safari Exploration Limited Tanzania Sekenke Exploration Limited Tanzania Slimlake Mines Limited Ontario Sociedad Anonima Colarigui Argentina Sociedad Contractual Minera Sierra Mariposa Chile Sociedad Soratama Cayman Islands Sociedad Soratama Sucursal Colombia Colombia Solomon Islands Mining N.L. Victoria South American Mineral Ventures Limited Cayman Islands Sunrise Mines Limited New South Wales Sutton Resources Inc. Delaware Sutton Resources Ltd. British Columbia Timbarra Gold Mines Pty Ltd Western Australia

Whim Creek Consolidated Pty Ltd Western Australia Wilga Mines Pty Limited New South Wales Williams Operating Corporation Ontario Yelgun Limited Papua New Guinea Zaldivar Agua Inc. Barbados Zaldivar Chile Inc. Cayman Islands

Annexure B

This is Annexure B referred to in Form 604 (Notice of change of interests of substantial holder) signed by me and dated 6 April 2010.

John Elliott Attorney 6 April 2010

Details of changes in relevant interests pursuant to acceptances of the Offer:

Date of change Class and number of securities Person's votes affected affected

1 April 2010 777,300 ordinary shares 777,300

6 April 2010 1,840,725 ordinary shares 1,840,725