.1S.

bhpbi ILl tonCompany Secretariat BHP Billiton Limited

180 Lonscfale StreetMelbourne Victoda 3000 Austra8aGPO Box 86Melbourne Vicfoda 3001 AustraliaTel^61 1300554757Fax+61 396094372bhpbilliton.com

BHP BullIon PlcNeatliouse PlaceLondon SW1V 1BH UK

Tel ^44 20 7802 4000Fax +44 20 7802 4111bhpbillilon.cotrt

27 June 2008

To: The Company Announcements OfficeAustralian Securities Exchange

Messrs James Wallace and Howard ToomeyCompany SecretariesHaoma Mining NL

Haoma Mining NL ("Haoma") Notice of initial substantial holder

Please find attached Form 603 (Notice of initial substantial holder), which provides details of BHPBilliton Nickel West Pty Ltd's (formerly WMC Resources Limited) interest in Haoma Mining NL. BHPBilliton Nickel West Pty Ltd acquired these securities pursuant to Alumina Limited's consent dated 5May 2008, following the incorrect registration of the securities after the demerger of Alumina Limitedand WMC Resources Limited in 2003.

'/. / ,''

// F)ona,SmlthV Deity Company Secretary

BHP BullIon Limded Registered Offica: Level 27, 180 Lonsdale Street, Melbourne VIC 3000, AustraliaAGN 49004 028 077Registered in AustraliaA member of the BHP Billiton Group which is headquartered in Australia

BHP Billiton Plc Registered Office: Neathouse Place, London SWIV IBH, UKRegistered in LondonA member of Ihe BHP BullIon Group which is headquartered in Australia

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603 page 1/2 153u1y2001

Form 603Corporations Act 2001

Section 671B

Notice of initial substantial holder

1g. Company Name/Scheme Haoma Mining NL

ACNIARSN 008 676 177

1. Details of substantial holder (1)

Name BlIP Billiton LimitedACN/ARSN (if applicable) 004 028 077

This notice is given by BHP Billiton Limited on behalf of BHP Billiton Limited's controlled bodies corporate (Limited Subsidiaries),on behalf of BlIP Billilon Plc, and on behalf of BF-IP Bifiton Plc's controlled bodies corporate (Plc Subsidiaries) including thosenamed in the list annexed to this Form 603 and marked Annexure A.

The holder became a substantial holder on 05/05 / 2008

2, Details of voting power

The total number of votes attached to all the voting shares in the company or voting internsts in the scheme that the substantial holder or an associate (2) had a relevantinterest (3) in on the date the substantial holder became a substantial holder are as follows:

Class of securities (4) Number ot securities Person's votes (5) Voting power (6)

Ordinaryfully paid shares 10,000,000 10,000,000 5.18%

3. Details of relevant interests

The nature of the relevant interest the substantial holder or an associate had in the following voting securities on the date the substantial holder became a substantial holderare as follows:

Holder of relevant interest Nature of relevant interest (7) Class and number of securities

BHP Billiton Nickel West Pty Ltd Acquired securities pursuant to Alumina Limited's 10,000,000 ordinary fully paid sharesconsent dated 5 May 2005 (annexed to this formand marked Annexure B) tollowing incorrectregistration at the demerger of Alumina Limited andWMC Resources Ltd

BHP Billiton Limited Taken under subsection 608(3)(b) otthe As above for BHP BullIon Nickel WestCorporationsAct200t (Cth)to have a relevant PtyLtdinterest by reason of having control of BHP BillitonNickel West Pty Ltd

8HP Billiton Plc To the extent to which it is an associate of BHP As above for BHP Billiton Nickel WestBilliton Limited, taken under subsection 608(3)(a) ot Pty Ltdthe Corporations Act 2001 (Cth) to have a relevantinterest by reason of having voting power (throughthe relevant interests of its associate, BHP BillitonLimited) above 20% in BHP Billifon Nicket West PlyLtd

Each of the Limited Subsidiaries Taken under subsection 608(3)(a) of the As above for BHP Billiton Nickel WestCorporations Act 2001 (Cth) to have a relevant Ply Ltdinterest by reason of having voting power (throughthe relevant interests of its associate, BlIP BillitonLimited) above 20% in BHP Billiton Nickel West PlyLtd

Each of the Plc Subsidiaries To the extent to which it is an associate of BHP As above for BHP Billiton Nickel WestBilliton Limited, taken under subsection 608{3)(a) of Ply Ltdthe Corporations Act 2001 (Cth) to have a relevantinterest by reason of having voting power (throughthe relevant interests of its associate, BHP BillitonLimited) above 20% in BHP Billiton Nickel West PlyLtd

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603 page 2/2 15 July2001

4. Details of present registered holders

The persons registered as holders of the securities referred to in paragraph 3 above are as follows:

Holder of relevant Registered holder of Person entitled lobe Class and number[rest securities registered as holder (8) of securities

BHP Billiton Nickel West Pty Ltd BHP Billiton Nickel West Ply Ltd BHP Billiton Nickel West Fly Ltd 10,000,000 ordinaryfully paid shares

5. Consideration

The consideration paid for each relevant interest referred to in paragraph 3 above, and acquired in the four months prior to the day that the substantial holder became asubstantial holder is as follows:

Holder of relevant interest Date of acqaisition Consideration (9) Class and number ofsecurities

Cash Non-Cash

BHP Billiton Nickel West 05 / 0512008 See item 3 above 10,000,000 ordinaryPly Ltd fully paid shares

BHP Billiton Limited, BHP 05 / 05/2008 As above for BHP Billiton Nickel West Ply Ltd 10,000,000 ordinaryBullion Plc, each of the fully paid sharesLimited Subsidiaries andeach of the Plc Subsidiaries

6. Associates

The reasons the persons named in paragraph 3 above are associates ol the substantial holder are as follows:

7. Addresses

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

Refer to item 3 (Details of relevant interests') above Refer to item 3 (Details of relevant interests") above

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

Signature

Name Address

BHP Billiton Nickel West Ply Ltd, BHP Billiton Limited, BHP Bititon do -

Plc, each of the Limited Subsidiades and each of the Plc 180 Lonsdale StreetSubsidiaries Melbourne Victoria 3000

sIg

(1) It 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 ofan equity trust), the names could be included in an annexure to the form, If the relevant interests of a group ot persons are essentially similar, they may bereferred to throughout the form as a specitically named group it the membership of each group, with the names and addresses of members is clearly set out inparagraph 7 of the form.

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

(3) See the detinition of 'relevant interest" in sections 608 and 6718(7) of the Corporations Act 2001.

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

(5) The total number of votes attached to all the voting shares in the company or voting interests in the scheme (if any) that the person or an associate has a relevantinterest in.

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

(7) Include details of:

print name Fiona Smith capacity Secretary

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603 page 212 15 July2001(a) any relevant agreement or other circumstances by which the relevant interest was acquired. If subsection 671 B(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 ot any contract, schema orarrangement 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 exorcise, control the exercise of, or influence the exercise of, the voting powers or disposal of thesecurities to which the relevant interest relates (indicating clearly the particular securities to which the quali6cation applies).

See the definition of relevant agreemenI' in sectionS of the Corpora6ons Act 2001.

(8) If the substantial holder is unable to determine the identity of the person (eg if the relevant interest arises because ot an option) write 'unknown".

(9) Details of the consideration must include any and all benetits, 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 of any benefit paid on behalt of the substantial holder or its associate in relation to the acquisitions, even if they are not paid directly tothe person from whom the relevant interest was acquired.

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ANNEXURE A

BHP BILLITON LIMITED SUBSIDIARIES AND BUP BILLITON PLC SUBSIDIARIES

This is Annexure A of 11 pages referred to in Form 603 "Notice of Initial Substantial Holder"signed by me1 and dated 27 June 2008.

SIGNED by

The Annexure must be signed by the same person who signed the Form 603.

204634163_i _fom 603- haoma mining 080613 doc (legal reviod).doc

PRINT NAME

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BHP BHUton Limited Controfled Enfifies

Company Name Compan, ntmbr Country1141 Union Company 87-0445334 United States2 A & BP Co Pty Ltd 071751669 Australia3 Albion Downs Ply Limited 009249816 Australia4 Araguaia ParticipacOes Ltda NIHE. 33.2.0681002-1 Brazil5 Beswick Ply Ltd (in liquidation 30/06/2004) 008610919 Australia6 BHP (USA) Investments Inc. US FEIN 94-3118822 United States7 BHP Asia Pacific Nickel Pty Ltd 078497328 Australia8 BHP BullIon (Aus) Limited FCI 1 United Kingdom9 BHP Billiton (China) Pty Ltd 076074792 Australia

10BHP Billiton Trinidad - 2C) Limited 207641440 Canada11 BHP Billiton Trinidad) Holdings Limited FBC #: 2002-00021 Saint Lucia12 BHP Billitori Trinidad-3A) Limited - B 1600(95) Trinidad and Tobago13 BHP Billiton (Trinidad-3B) Corp. 3100038 Canada14 BHP Billiton (Trinidad-EastCoast) Ltd. 201657-5 Canada15 BHP Billiton Agnew Mining Company Pty Ltd 008780998 Australia16 BHP Bilhiton Boliviana de Petroleo Inc. 76-0442922 United States17 BHP Billiton Brash lnvestimentos Ltda. NIRE:33.205.76870-6 Brazil18 BHP BullIon BrasH Ltda NInE 33.200.336.74-S Brazil19 BHP Billiton Capital Inc. . . 43-2019150 United States20 BHP Billiton CBM Investments Pty Ltd 106397791 Australia21 BHP Bilhiton Chile lnversiones Limitada RUT 77.950.280-5 Chile22 BHP Billiton China Limited 40122 Hong Kong23 BHP Billiton China Logistics Ply Ltd 008778363 Australia24 BHP Billiton Community Limited 00Pi1027O AiitriIi

25 BHP Billiton Diamonds (Belgium) N.y. 328.80026 BHP Billiton Diamonds (Eurasia) LLC 10377399727 BHP Billiton Diamonds Australia Ply Ltd 09411381828 BHP Limited29 BHP Billiton Diamonds Inc 349293-i Canada30 BHP Billiton Direct Reduced lronPty Limited 058025960 Australia31 BHP Billiton Employee Plan Pty Ltd 086223565 Australia32 BHP Billiton Energy Coal Inc 94-2974112 United States33 BHP Billiton Executive Serviced Company Pty Ltd 097300082 - Australia34 BHP BihIitc Finance (USA) Limited 057525505 Australia35 BHPBihliton Finance Limited . . 008519319 Australia36 BHP Billiton Foreign NoFdis inc. 56-2555741 United States37 BHP Billiton Great Boulder Mines Pty Ltd 008902681 Australia38 BHP Billiton Grou5 Operations Pty Ltd 004165075 Australia39 BHP Billiton Innovation Fty Ltd 008457154 Australia40 BHP Billiton International Trading (Shanghai) Co., Ltd. 317164 China

41 BF-IP Billiton Investment Holdings Limited'

2052062 United Kingdom42 BHP Billiton Iron Ore Pty Limited 008700981 Australia43BHP Billiton Japan Limited 0199-01-077828 Japan44 BHP Billiton Korea Co., Ltd 2040270 Korea, Republic of45 BHP Billiton Limited 004028077 Australia46 BHP Bilhton LNG international Inc 83 0358300 United States47 BHP Billiton Lonsdale Investments Pty Ltd 004346972 Austraha48 BHP Billiton Marine & General Insurances Fly Ltd 004958178 Australia49 BHP Billiton Marketing AG 1703 014 047 1 Switzerland50 BHP Billiton Marketing AG Singapore Branch F 06681W Singapore51 BHP Bilhiton Marketing Asia Pta Ltd 200104072W Singapore52 BI-IP Bilhiton Marketing B V 27058468 Netherlands53 BHP Bilhiton Marketing Inc US FEIN 33 1002431 United States

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59 BHP Billitonao HFiIIiton

............

61 BHP Bi62 BHP Ri

69 BHP Billiton70 BHP Billiton71 BHP Billiton72 BHP Billiton73 BHPBilIiton74 BHP Rilhiton75 BHP Bifliton76 BHP Billiton

Dam GoldDarn MarkDam OperDarn Uran

urn

Inc.

2925052lonieSAS B580 076

004184598Pty Ltd 125581017LtiOn Pty Ltd 007835761yLtd 125530949g Ply Ltd 008063563

DnsPty Ltd 005428240iPtyLtd 125530967Inc 48-0681028Pty Ltd 006923879t) Ply Ltd 004228004rp 3100037Corporation 3120213

r) Ir 76-0570682ApS CVR 308031corporation 3222457

94-3178680

AustraliaAustraliaAustralia

United StatesAustraliaAustraliaCanadaCanada

Den

CanadaSaint Kitts and Nevis

in Island of Nevis)87 BI-IP Billiton Petroleum (Victoria) Pty Ltd 006466486 Australia88 BHP Billiton Petroleum Great Britain Limited 810819 United Kingdom89 BHP BullIon Petroleum Great Britain Limited (South 2002/004856/10 South Africa

Africa)90 BHP Billiton Petroleum International Ply Ltd 006923897 Australia91 BHP Billiton Petroleum Investments (Great Britain) Ply 078872492 Australia

Ltd92 BHP Billiton Petroleum Limited 1064509 United Kingdom93 BHP Billiton Petroleum Ply Ltd 006918832 Australia94 BHP Bilhiton Petroleum Trading and Marketing (Asia) PIe 1 98204722Z Singapore

Limited (in liquidation)95 BHP Billiton Petroleum Trading and Marketing Inc 94 3153029 United States96 BHP Bihhiton Petroleum Trading and Marketing Pty Ltd 003401661 Australia

97 BHP BullIon Plc (South Africa) 1999/013614/10 South Africa98 BHP Bulliton PNG Services Limited 1 29990 Papua New Guinea99 BHP Buhliton Resources (China) Ply Ltd 111780913 Australia

100 BHP Billiton Resources Exploration Pty Ltd 102686948 Australia101 BHP Billilon Resources International (RSA) Pty Ltd 096150211 Australia102 BHP Billilon Resources Marketing Pty Ltd 005338269 Australia103 BHP Billuton Shared Business Services Pty Ltd 088549633 Australia104 BHP BillIon SSM Hallmark Inc CS200713722 Philippines

77 BHP Billiton Petroleum (International Exploration) Ptv Ltd 059031

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105 BHP Billiton SSM Indonesia Holdings Pty Ltd 125823672 Australia106 BHP Billiton SSM Indonesia Pta Ltd 200710584Z Singapore107 BHP Bliriton SSM International Pty Ltd 124948894 Australia108 BHP Billitori Taiwan Limited - 12868694 Taiwan, Province of China109 BHP Billiton Wasminco Oil Pty Ltd 004968389 Australia

111 BHP Billiton Western Mining Innovation Pty Ltd 004379300112 BHP Billiton Western Mining Resources International Pty 006619081

Ltd

125 BHP Billiton World Exploration Inc.126 BHP Billiton World Exjloration Irió.127 BHP Billiton World Exploration ne.128 BHP Billiton World Exploration Inc.129 BHP Billiton World Exploration Inc.130 BI-IP Billiton Woric Exploration Inc.131 BHP Billiton World Exploration Inc.

RUC 2050715105207011100004500

orru txpiorauon Inc.orld Exploration Inc.odd Exploration Inc.

orld Exploration Inc. (Venezu

20011008912/10 South Africa51 6402-6386 Sweden33432 Tanzania, United Republic of

Venezu136 SI-IF Billiton World Exploration Inc. (Zambia) 1165 Zambia137 BHP Billiton Yakabindie Nickel Pty Ltd 002940589 Australia138 BHP Billiton Yoalirrie Developmeni Company Pty Ltd 008885809 Australia

139 BHP Billiton Yeelirrie Management Services Pty Ltd 008885818 Australia140 BHP Canadian Diamonds Company 3063812 Canada141 BHP Capital No. 20 Pty Ltd 007202539 Australia142 BHP Chile Inc. 94-2577972 United States143 BHP Chile Inc. (Chile Branch) RUT 86.160.300-8 Chile144 BHP Coal Holdings Pty Ltd 093732597 Australia145 BHP Coal Pty Limited 010595721 Australia146 BHP Copper Inc. 86-0219794 United States147 BHP Development Finance Pty Ltd 063024895 Australia148 BHP Escondida Inc. US FEIN 94-3062016 United States149 BHP Finance (International) Inc US FEIN 943118818 United States150 BHP Finance (lnvestments) UA lno. US FEIN 94-31 81 086 United States151 BHP Finance Investments (I) Pty Ltd (in liquidation 006900858 Australia

30/06/2004)152 BHP Financial Services (UK) Limited 26236 Guernsey153 BHP Group Resources Pty Limited 006572710 Australia154 BHP Hawaii Inc 99 0145509 United States155 BHP Holdings (International) Inc. US FEIN 94-3094724 United States156 BHP Holdings (Operations) Inc US FEIN 943112677 United States157 BHP Holdings (Resources) Inc US FEIN 943300204 United States158 BHP Holdings (USA) lnc US FEIN 13 3197779 United States159 BHP Holdings International (Investments) Inc US FEIN 94 3094725 United States

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160 BHP Internacional Participacoes Ltda 30.034862/0001-04 Brazil161 BHP International Finance Corp. 94-1680378 United States162 BHP Iron Ore (Jimblebar) Pty Ltd 009114210 Australia163 BHP Iron Pty Limited 008852784 Australia164 BHP Khanij Anveshana Pvt Limited U13209DL1999PTC101775 India

185 BHP Madagascar SARL 97 B 00585 Madagascar166 BHP Madencilik Limited Sirketi 163848 Turkey167 BHP Mineral Resources Inc. US FEIN 94-3005645 United States168 BHP Minerals Asia Inc. 94-2345231 United States169 BHP Minerals Asia Pacific Pty Ltd 009168727 Australia

1173903

US FEIN 94-2351771

172 BHP Minerals Ghana Inc. US FEIN 94-3059961 United States173 BHP Minerals Holdings Ply Ltd 005744025 Australia174 BHP Minerals lndia Pvt Limited 55-83580 India175 BHP Minerals International Exploration Inc. 94-3069801 United States176 BHP Minerals International Exploration Inc. (Argentina) CUlT No. 30-60719043-3 Argentina

177 BHP Minerals International Exploration Inc. (Bolivia) E295743 Bolivia

178 BHP Minerals International Exploration Inc. (Pakistan) Pakistan

179 BHP Minerals International Exploration Inc. (Panama) Tax #40174-14-616 Panama

180 BHP Minerals International Exploration inc. {Peru)(de- RUC 20290925593 Peruregistered April 14,2008)

181 BHP Minerals International Exploration Inc. (Uruguay) 21 3532460019 Uruguay

182 BHP Minerals International Inc. 94-1 369381 United States183 BHP Minerals Pacific Inc. US FEIN 94-6068791 United States184 BHP Minerals Service Company US FEIN 94-3062380 United States185 BHP Mitsui Coal Ply Limited ACN 009 713 875 Australia186 BHP Navajo Coal Company 85-0436672 United States187 BHP Nominees Investments No 3 iDty Ltd (in liquidation 006528678 Australia

30/06/2003)188 BHP Nominees Investments No. 1 Pty. Limited (in 008619734 Australia

liquidation 30/06/2004)189 BHP Operations Inc. 94-3181085 United States190 BHP Peru Holdings Inc. US FEIN 51-0371136 United States191 BHP Petroleum (Argentina) S.A. 1603339 Argentina192 BHP Petroleum (Ashmore Operations) Pty Ltd 088549080 Australia193 BHP Petroleum (Cambodia) Pty Ltd 053333092 Australia194 BHP Petroleum (Pakistan) Ply Ltd 009944334 Australia195 BHP Petroleum (Tankers) Limited 16063 Bermuda196 BHP Pctroleuri (Tankers) Limited - Australian Braich 055190700 Australia

197 BH P Petroleum (U.K.) Corporation 13-2710121 United States198 BHP Petroleum North Sea Limitdin liquidation 1463351 United Kingdom

4.7 .2007)199 BHP Queensland Coal Investments Pty Limited 098876825 Australia200 BHP Queensland Coal Limited #94-2967266 United States201 BHP Queensland Coal Limited Australian Branch 010506073 Australia202 BHP Resources Inc US FEIN 94 3300201 United States203 BHP Titanium Minerals Pty Ltd 000154057 Australia204 BHP Venezuela DRI Limited (In Liquidation) 3413952 United Kingdom205 BHP Venezuela Inc 94 3005642 United States206 BHP Venture Investments Ply Ltd (in liquidation 006855812 Australia

30/06/2006)207 BHPB Freight Pty Ltd 006480548 Australia208 Billiton Investment 12 B V 27191272 Netherlands

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209 Billiton Marketing210 BlIliton Marketing211 Billiton Marketing212 BroadmeedowMj213 Broken Hill Propri214 Broken Hill Propri215 Bulkers Limited216 Carson Hill Gold 1217 Chaco Valley Erie218 Corridor Sands Li219 County Shipping C220 Dampier Coal (Qi221 Dendrobium Coal222 Dia Met Minerals223 Empresa do Mine224 Empresa do Mine225 Endeavour CoalF226 Global BHP Copp227 Haematite Ptv Lin

France SARL 422905620Holding B.V, 27167732SAR (Hong Kong) Limited 722530ie Services Pty Limited 009964667tay (USA) Inc. - US FEIN 9

?tary Billiton Monoolia LLC 2711761 Al

852

322Limited 39699

France

ited States

005428150 Australia098744086 AustraliaCR-87574 Cayman06.940.466/0001-53 Brazil06.927.083/0001-45 Brazil099830476 Australia56040 Cayman004351884 Australia

228 Hamilton Brothers Corporation 84-0742487 United States229 Hamilton Brothers Exploration CompanI 84-0619476 United States230 Hamilton Brothers Oil and Gas Corporation (Liquidated 84-0591897 United States

but not Dissolved)231 Hamilton Brothers Petroleum

rsos Naturals S.A. 33.300.023.623Joint Stock Comcanv lnA67nnnfl7lUr

239 Kendilo Coal Inc. US FEIN 94-31 86677 United States240 Marcona International, S.A. Panama241 Mayaniquel SA . . - NIT 825214-9 Guatemala242 Minera BHP Billiton, S.A. de C.V. MBB9001 261 27 Mexico243 Minera Escondida Ltda Chile244 Minera WMC (Peru) Sucursal (Branch office of WMC 20379967770 Peru

(Peru) Inc.)245 Mineracao Wesminas Ltda 29.005.121/0001-08 Brazil246 Oy Aiwima Limited . DNO: 33873 Finland247 Co Pty Ltd 071751703 Australia

249 Pacific Liner Services Pty Ltd - Papua New Guinea 3-23376 Papua New Guineabranch

250 Pacific Liner Services Pty Ltd (in liquidation 04/05/2007) 058169743 Australia

251 Phoenix Mining Finance Company (Pty) Limited (in 1986/004600/07 South Africaliquidation 19.4.2001)

252 Pilbara Gas Pty Limited 008446606 Australia253 PT BHP Billiton Indonesia 09.05.1.74.19921 Indonesia254 PT BHP Billiton Services indonesia Indonesia255 PT Gag Nikel 09 05 113 36560 Indonesia256 PT Juloi Coal 09 05 110 38981 Indonesia257 PT Kalteng Coal o 05 11036470 Indonesia258 PT Kendilo Coal Indonesia 09 05 110 27618 Indonesia259 PT Lahai Coal 09 05 110 38979 Indonesia260 PT Maruwai Coal 09 05 110 36475 Indonesia261 PT Pan Coal 17051802037 Indonesia262 PT Hatah Coal 09 05 110 38980 Indonesia263 PT Sumber Barito Coal 17051802039 Indonesia

IPS USA, Inc. 52-2066226 United States

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264 San Juan Coal Company 94-2557286 United States265 San Juan Transportation Company 94-2785883 United States

267 sourneastern Petroleum Sales Corporation 04-2668920 United States268 The Broken Hill Proprietary Company Ply Ltd 004104134 Australia

Oil270 The World Marine & General Insurance Plc 42652 United Kingdom271 Three Springs Talc Pty. Limited (in liquidation 004464608 Australia

30/06/2006)272 Transition Benefits Fund Pty Ltd (in liquidation 071937123 Australia

30/08/2004)273 UMAL Consolidated Pty Limited 000767386 Australia274 Western Hog Ranch Company 88-021 8982 United States275 Western Mining Corporation Pty Ltd (in liquidation 007291474 Australia

30/06/2006)276 Western Venture, inc. 84-1096642 United States277 Westmin Talc (UK.) 1086118 United Kingdom278 Westminer nsurance Pte Ltd 198802809N Sinriapore279 WMC (Argentina) Inc.280 WMC (Liberia) Limited281 WMC (Mineral Sands) Limited282 WMC (Peru) Inc.

lervices Inc.ChileSA

285 WMC Exploration Inc 86-0879306 United States286 WMC Finance (USA) Limited 061718198 Australia287 WMC Finance Limited 008569560 Australia288 WMC Mineracao Ltda 33.2.0557937-7 Brazil289 WMC Pty Ltd 072699177 Australia290 WMC Resources (Namibia) (Proprietary) Limited 2003/730 Narnibia291 WMC Resources Marketing (UK) Limited (in liquidation 2933506 United Kingdom

22.052006)292 WMC Resources Marketing Limited 1087953 Canada293 WMC Securities Pty Ltd 008759662 Australia

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BHP BHHton Pc ControVDed Enfifles

11338768 Ontario Inc. (in process of2 1342077 Ontario Inc. (in orocess of

1338768 CanadaCanada

3 Advalloy (Proprietary) Limited 1996/005531/07 South Africa4 African Metals Limited i 970/003899/06 South Africa5 Aluminium Consortium Venezuela B.V 27170574 Netherlands6 Astra Explorations & Mining Company (Proprietary) Limited 91/859 Botswana

(Submitted for deregistration in March 2007)7 Atlas Steels Company Limited 500174 Canada8 Auvernier Limited (In liquidation 30.06.2004) 654654 United Kingdom9 Ban iettor Mining (Proprietary) Limited 1932/003763/07 South Africa

10 BHP Billiton (BVI) Limited 121044 Virgin Islands, British11 BHP BlUiton (UK) Limited 2897874 United Kingdom12 BHP Billiton Aluminium Limited 3196193 - United Kingdom13 BHP Billiton Aluminium Projects (Pty) Ltd 2000/010975/07 South Africa14BHP Billiton Aluminium Technologies Limited 93363 Jersey15 BHP Billiton Aluminium Vietnam Jersey Limited 88387 Jersey16 BHP Bitliton Aluminium Vietnam UK Limited 5212097 United Kingdom17BHP Billiton Australia UK Finance Limited 681708 Virgin Islands, British18 BHP Billiton Company B.V. 27123833 Netherlands19BHP Billiton Energy Coal (UK) Limited 5772702 United Kingdom20 BHP Billiton Energy Coal Australia Pty Ltd 057364315 Australia21 BHP Billiton Energy Coal Chile Limited 5770087 United Kinadom22 BHP Billiton Energy Coat South Africa Limited23 BHP Billiton Escom Diamonds Limited 566642 Virgin Islands British24 BFIP Billiton Escom Diamonds Ltd (Angolan Branch) 1158/06 Angola25 BHP Billiton Eurasia By. 27289591 Netherlands26 BHP Billiton Eurasia By. (Russia branch) N/A Russia27 BHP Billiton Finance (USA) B.V. 27175081 Netherlands28 BHP Billiton Finance Australia Limited 661701 Virgin Islands, British

BHP Billiton Finance B.V. 27154589 Netherlands30BHP Billiton Finance South Africa Limited 661704 Virgin Islands, British31 BHP Billiton Global Aluminium Technology (Proprietary) 2005/034216/07 South Africa

Limited32 BHP Billiton Group (BVI) Limited 111584 Virgin Islands, British33 BHP Billiton Group Limited 3298904 United Kingdom34 BHP Billiton Holdings B.V 27185729 Netherlands35 BHP Billiton Holdings Limited 3298895 United Kingdom36 BHP Billiton International Development Limited 3212436 United Kingdom37 BHP Billiton International Metals By 27082464 Netherlands38 BHP Billiton International Services Limited 3212440 United Kingdom39 BHP Billiton Jersey Limited 68513 Jersey40 BHP Billiton Marketing Investments Limitd 4288173 United Kingdom41 BHP Billiton Mar eb 1 B.V 27278874 Netherlands42 BHP Billiton Overseas Holdings Limited (in liquidation 4434577 United Kingdom

30.062004)43 BHP Billiton Paddington Limited 5422543 United Kingdom44 BHP Billiton Plc 3196209 United Kingdom45 SHE Billiton Properties (Proprietary) Limited 1997/001793/07 South Africa46 SHE Billiton Raw Materials Limited 2003/014722/06 South Africa47BHP Billiton SA Holdings Limited 1896/001358/06 South Africa48 BHP Billiton SA Investments Limited 4373282 United Kingdom49 BHP Billiton SA Limited 1966/009633/06 South Africa50 BHP Billiton Services Jersey Limited 68086 Jersey51 SHE Billiton South Africa (Jersey) Limited 83334 Jersey

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52 BHP Billiton South Africa Holdings DV. 271 55291 Netherlands53 BHP Billiton SSM Development Pty Ltd 082790549 Australia54 BHP Billiton SSM Technology Pty Limited 065848937 Australia55 BHP Billiton UK Holdings Limited 601018 Virgin Islands BrLtish56 BHP Bililton UK Investments Limited 601017 Virgin Islands, British57 BHP Billiton Victoria Limited (in liquidation 30M62006) 5160312 United Kingdom58 Billiton (PA) By. 27195338 Netherlands59 Billiton Aluminium (RAA) Pty Ltd ACN 095 831 119 Australia60 Billiton Aluminium (Worsley) Pty Ltd 088336921 Australia61 Billiton Aluminium Australia Pty Ltd ACN 063 671 349 Australia62 Billiton Aluminium SA Limited 1967/004817/06 South Africa63 Billiton Argentina B.V. 27163175 Netherlands64 Billiton Argentina B.V. - Argentina Branch 358 book 54 Vol B Argentina65 Billiton Australia Finance Pty Ltd 088336896 Australia66 Billitori Australia Holdings By. 27155288 Netherlands67 Billiton Australia Investment 3 Pty Ltd ACN 088 336 976 Australia68 Billiton Chile B.V. 27163174 Netherlands69 Billiton Chile B.V. (Chile branch) N/A Chile70 Billiton Chile SA - ri liquidation as per 27 June 2002 19.475 year 1994 Chile71 Billiton Coal Australia Holdings B.V. 27242669 Netherlands72 Billiton Coal SA Limited 1963/001000/06 South Africa73 Billiton Develo74 Billiton 27123832 Netherlands75 Billiton E & D 3 B.V 27173600 Netherlands76 Billiton Executive Pension Scheme Trustee Limited 3808239 United Kingdom77 Billiton Exploration and Mining Indonesia B.V 27152731 Netherlands78 Billiton Exploration and Mining Peru B.V 27152732 Netherlands79 Billiton Exploration Australia Pty Limited 002542145 Australia80 Billiton Guinea B.V 27170766 Netherlands81 Billiton Indonesia Holdings B.V 27166054 Netherlands82 Billiton Intellectual Property B.V 27152822 Netherlands83 Billiton Investment 1 BV 27173178 Netherlands84 Billiton Investment 13 B.V 27191273 Netherlands85 Billfton Investment 15 B.V 27191276 Netherlands88 Billiton Investment 2 By 27173596 Netherlands87 Billiton Investment 3 By 27173597 Netherlands88 Billiton Investment 7 B.V 27175967 Netherlands89 Billiton Investment 8 B.V 27175961 Netherlands90 Billiton Investment S B.V 27175972 Netherlands91 Billiton Investments Ireland Limited 335910 Ireland92 Billiton Manganese Australia Pty Ltd 084205014 Australia93 Billiton Manganese Holdings B.V 27183583 Netherlands94 Billiton Marketing Investments By 27191271 Netherlands95 Billitori Metals Canada Inc 1362791 Canada96 Billitoni Nickel (Ravensihorpe) Pty Limited 092492414 Australia97 Billitori Nickel Holdings B.V 27166050 Netherlands98 Billitoni Suriname Holdings B V 27155289 Netherlands99 Cerro Matoso Holdings (BVI) Limited 239166 Virgin Islands British

100 Cerro Matoso SA 08600693786 Combia101 Chemfos Limited 19701003897/06 South Africa102 Clear Sky Diamonds Limited 681125 Virgin Islands British103 Clear Sky Diamonds Limited (Angolan Branch) 1121/06 Angola104 Coal Mines Australia Pty Ltd 062855270 AutraIia105 Coal Operations Australia Pty Limited 093586362 Australia106 Compania Minera Cerro Colorado Lirnitada 16193 Chile107 Conicol DVI Limited 121045 Virgin Islands British108 Consolidated Nominees (Proprietary) Limited 1949/035111/07 South Africa109 D & H Coal Limited 1 g661006545/06 South Africa110 Danjan (Proprietary) Limited 1964/003256/07 South Africa

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111 Dorikerpoort Iron Limited 1949/033794/06 South Africa112 Douglas Colliery Limited 1895/001213/06 Soith Africa113 Douglas Colliery Services Limited 1946/023701/06 South Africa114 Electrolytic Metal Corporation (Proprietary) Limited 1955/003225/07 South Africa115 Emaswati Hold gCompany(Fty) Limited 331/1984 Swaziland116 Equatorial Diamonds Limited 645046 Virgin Islands, British117 Equatorial Diamonds Limited (Angolan Branch) 1121/06 Angola118 Ermelo Mines Services (Proprietary) Limited 1971/003195/07 South Africa119120

Limited

Ltd

00461

South

123 Gard Holdings Limited - Australian Branch 095110884 Australia124 Gengro Umited 1967/012651/06 South Ainca125 Groote Ltd126 Hard Carbon Limited127 Hellos Diamonds Limited128 Hellos Diamonds Limited (Anciolan Branch)

Africa

Islands, British

South Africa

es

134 lngwe Surface Holdings Limited135 Kangwane Anthracite (Proprietary) Lim136 Lime Technologies (Proprietary) Limite

dereqistration in September 2007)

16351/06

2003/008922/07 South Africa

137 Main Street 58 (Pmprietary) Limited 2001/004027/07 South Africa138 Manganese Metal Company (Proprietary) Limited 1971 /006609/07 South Africa139 Manhattan Syndicate Limited 1893/000815/06 South Africa140 McAlpine S.A. Limited . . 1948/031900/06 South Africa141 Middelburg Mine Services (Proprietary) Limited 1970/016498/07 South Africa142 Middelplaats Manganese Limited 1968/001018/06 South Africa143 Mine and Smelter Investments (Proprietary) Limited 1993/005645/07 South Africa144 Minera Geleen S.A. RUT 76.425.390.6 Chile145 Minera Spence SA 2996 Chile146 Minsaco Investments Pty Ltd 076386528 Australia147 Mosbay Management Co. (Pty) Limited 1988/004175/07 South Africa148 Mt Arthur Coal Ply Limited oooisi 902 Australia149 N.y. BHP Billiton Maatschappi] Suriname 27050300 Netherlands150 Natural Diamond Company Limited 88403 Jersey151 New Horizon Diamonds Umited 645059

. --

Virgin Islands British152 New Horizon Diamonds Ltd (Angolan Branch) 1119/06 Angola153 Noumea Entreprises S A 65B023606 New Caledonia154 Poring Mine (Proprietary) Limited 1939/013451/07 South Africa155 Pering Mine Services Holdings (Proprietary) Limited 1992/006126/07 South Africa156 Pienaarsrivier Mynboumaatskappy Beperk 1951/003641/06 South Africa157 Plettenberg Bay Estates Limited (Submitted for deregistralion 1948/028264/06 South Africa

November 2007)158 PT Billiton Indonesia 09051 7444419 Indonesia159 ONI (Nouvell Caledoriie) SA 96B466979 New Caledonia160 ONI International Pty Ltd 071987669 Australia161 QNI Metals Pty Ltd 066656175 Australia162 ONI Nickel (WA) Pty Limited 079555310 Australia163 QNI Phthppnes Inc Al 996 00023 Philippines164 QNI Pty Limited 055313043 Australia165 QNI Resources Pty Ltd 054117921 Australia166 QNI Superannuation Nominees Pty Ltd (in liquidation 059947054 Australia

12/06/2007)167 QNI Western Australia Pty Limited 079555436 Australia

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168 Queensland Nickel Pty Ltd 009842068 Australia169 queensland Nickel Sales Ply Ltd 009872566 Australia170 RAL Cayman (Chile) Inc. - a Chilean Agenda RUT 59.040.190-0 Chile171 RAL Cayman Inc. 252106 Cayman Islands172 Ravensthorpe Nickel Operations Ply Limited 092506584 Australia173 Richbay Mine Holdings (Proprietary) Limited 1973/015616/07 South Africa174 Richbay Smelter Holdings (Proprietary) Limited 1973/015663/07 South Africa175 flietspruit Mine Services (Pty) Limited 1970/000013/07 South Africa176 Rio Algom Exploration (Chile) Limitada RUT 59.128.130-5 Chile177 Rio Algom Exploration Inc. 58461-4 Canada178 Rio Algom Exploration Inc. - Argentina Branch N/A Argentina179 Rio Algom Exploration Inc. - Ireland Branch 904078 Ireland180 Rio Algom Exploration Inc. - Namibian Branch F/58461-4 Namibia181 Rio Algom ExpForàtionucursaI del Peru - Peruvian Branch F 11 0000202 Peru

182 Rio Algom International Inc. (Chile Branch) Chile183 Rio Algom Investments (Agenda -Chile) Inc. RUT 59.072.440-8 Chile184 Rio Algom Investments (Chile) Inc 338952-9 Canada

Limited186 Rio Algom Limited 1703184 Canada187 Rio Algom Mining LLC 0672221 United States188 Rio Algom Namibia (Proprietary) Limited 99/1 71 Namibia189 Riocerro Inc 389924 Cayrnan Islands190 Riochile Inc 389916 Cayman Islands191 Riomexicanex, S.A.de CV. R10980423Q10 Mexico192 Roedtan Mining Company Limited 1957/002013/06 South Africa193 Samancor Holdings (Proprietary) Limited 2004/005205/07 South Africa194 Sarnancor Manganese (Proprietary) Limited •2003/020080/07 South Africa195 San Felipe Mining Limited 187848 Virgin Islands, British196 Savage & Lovemore Mining (Proprietary) Limited 1975/001660/07 South Africa197 Savannah Diamonds Limited 645060 Virgin Islands, British198 Savannah Diamonds Limited (Arigolan Branch) 1118/06 Angola199 Settlers Myriboumaatskappy Beperk 1955/003335/06 South Africa200 Sociedad Contractual Miners Otway RUT 96919.150-4 Chile201 Scoledad Minera La Granja S.A. (Liquidated) Corp. Reg 124800 Peru202 Sociedade Geral de Mineracao de Mozambique S.,A.R.L. 7653, PAGE 89 REVERSE Mozambique

BOOK C-2203 Stein Insurance Company Limited 69064 Guernsey204 Stein Insurance Company Limited Cs.yman Islands205 Sunrise Diamonds Limited 566641 Virgin Islands, British206 Sunrise Diamonds Limited (Angolan Branch) 1157/06 Angola207 Tasmanian Electro Metallurgical Company Ply Ltd 004456035 Australia208 Terra Nominees (Proprietary) Limited 1962/000439/07 South Africa209 Tonmet AG CH-020.3.926.51 2-0 Switzerland210 Transkei Granite Holdings (Proprietary) Limited 1991/001605/07 South Africa211 Transvaal and Delagoa Bay Investment Company Limited 1895/000917/06 South Africa

212 Venezuela Aluminium Holding B V 27170576 Netherlands213 Westchester Insurance Company (Proprietary) Limited 1954/003196/07 South Africa214 Western Complex Coal (Pty) Ltd 2003/027619/07 South Africa215 Worsley Alumina Pty Limited 008905155 Australia

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ANNEXURE B

ALUMINA LIMITED'S CONSENT

This is Annexure B of 2 pages referred to in Form 603 "Notice of Initial Substantial Holder" signed by me2and dated 27 June 2008.

SIGNED by

5o-a ^71/)

PRINT NAME

2 The Annexure must be signed by the same person who signed the Form 603.

2046341 631 orm 603- haoma mining 080613 dec (legal rsvised}.doc

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.1S.

................... .........

bhpbfttñ ton16 April 2008

Stephen FosterGeneral CounselAlumina LimitedLevel 12, IBM Centre60 City RoadSOLJTHBANK Victoria 3006

Haoma Miffing NL

Dear Stephen

8HP BiIIion LimitedBlIP Billiton Ceotre 180 Loandale StreetMelbourne Victoria 3000 AutreliaGPO Box BOAMelbourne Victoria 3001 AustraliaTel +61 130055 47 57 Fax +61 3 9609 3528blrphilliton .com

I refer to our recent correspondence concerning the 10,000,000 ordinary shares in Haoma Mining NL(the "Shares) acquired by Alumina Limited (then named WMC Limited) in 1995 and still held byAlumina Limited.

In order to effect the correction of ownership of the Shares on the share registry to BHP Billiton NickelWest Pty Ltd (formerly WMC Resources Limited), Computershare has advised BHP Billiton that it willneed to see evidence of the consent of ALumina Limited.

Accordingly, I would be grateful if you would reply on the enclosed duplicate of this letter in the placeindicated evidencing the consent of Alumina Limited.

Yours sincerely

Anthony H AustinSenior CounselBHP Billiton Legal

(signature) (date) print name)

Approved on behalf of Alumina Limited

cc.Richard CorkeProject Manager, Client ServicesComputers hare452 Johnston StreetAbbotsfordVIC 3067

A member of the BHP Billiton group which is headquartered in Australia

Registerocl Office: 180 Lonudale Stroet Melbournu Victoria 3000 Australia A Austin\I1O408I-laoma.cjccA814 49 004 028 077 Regitterud in Australia

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