1. 企業概要 1 BHP Billiton Ltd: Melbourne BHP Billiton plc: London Cu, Zn, Pb, Au, Ag, Al, Ni, Mn, Mo,,,,, 41,732 ( 2008/07 ) 6 Minera Escondida Ltd.: 57.

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1 1. 企業概要 1 BHP Billiton Ltd: Melbourne BHP Billiton plc: London Cu, Zn, Pb, Au, Ag, Al, Ni, Mn, Mo,,,,, 41,732 (2008/07 ) 6 Minera Escondida Ltd.: 57.5(,, ) Minera Antamina SA33.75(,, ) Samarco Mineracao SA: 50(,, ) Mozal SARL47.1(,, ) Alumar(,, (40), (35)) Worsley86(,,, ) QNI Resources Pty Ltd.100(, ) Richard Bay Minerals : 50(,, ) 2. 財務状況 (mus$) 2 () ( ) () Revenue together with share of jointly controlled entities revenue 63,714 50,899 43,132 () Revenue (Less: Share of jointly controlled entities revenue) 55,488 44,083 37,547 ()/ Profit after taxation(attributable to members of BHP Billiton Group) 11,990 13,265 12,254 =/ () =/ Total assets 73,289 63,846 54,818 Current assets 19,687 14,178 11,445 Total liabilities 33,640 32,588 26,591 Current liabilities 13,165 12,128 9,918 Net assets( Total equity) =- 39,649 31,258 28,227 Exploration and evaluation expenditure incurred and expensed in the current period "QUARTERNARY REPORT ON EXPLORATION AND DEVELOPMENT ACTIVITIES MINERALS EXPLORATION ()

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3 㧟㧚ਥⷐ ߩ ᴫ ጊฬ(ᚲ ޔ )㧦㊂ߪ ಽ ޔ ᰣߪ タήߒ 㪉㪇㪇㪏㪉㪇㪇㪏㪆㪇㪎㪉㪇㪇㪎㪆㪇㪍 ળ ᐕᐲ㩿㪍㶎㪀㪉㪇㪇㪏㪅㪈䌾㪉㪇㪇㪎㪅㪎䌾㪉㪇㪇㪍㪅㪎䌾㵬㪇㪏 ᐕ䈱䉲䉢䉝䈀㶎㪉㪇㪇㪏 ᐕ䈱䉂ᥲᐕ䈁㪈㪉㪉㪇㪇㪏㪅㪍㪉㪇㪇㪎㪅㪍㩿 ਛ ㊂䋫䉦䉸䊷䊄䋺㫂㫋㪀㪈㪃㪉㪏㪍㪅㪇㪈㪃㪊㪏㪏㪅㪉㪈㪃㪉㪊㪌㪅㪎㪊㩿㪏㪅㪋䋦㪀㪜㫊㪺㫆㫅㪻㫀㪻㪸㩿䍟䍶㸈㪃㪌㪎㪅㪌䋦㪀㪎㪇㪉㪅㪍㪏㪈㪈㪅㪈㪎㪍㪌㪅㪇㪦㫃㫐㫄㫇㫀㪺㪛㪸㫄㩿㪪㪘㪃㪈㪇㪇䋦㪀㪈㪐㪌㪅㪐㪈㪏㪉㪅㪍㪈㪍㪏㪅㪈 ᣥ 㪮㪤㪚㩿㵬㪇㪌 ᐕ 㪍䌾㪀㪘㫅㫋㪸㫄㫀㫅㪸㩿䍫䍽䍷䍎㪘㫅㪺㪸㫊㪿㪃㪊㪊㪅㪍䋦㪀㪈㪈㪈㪅㪐㪈㪈㪈㪅㪎㪈㪈㪊㪅㪎㵬㪇㪈 ᐕ 㪈㪇㐿ᆎ 㪚㪼㫉㫉㫆㪚㫆㫃㫆㫉㪸㪻㫆㩿䍟䍶㸇㪃㪈㪇㪇䋦㪀㪈㪇㪋㪅㪈㪈㪇㪍㪅㪋㪈㪇㪌㪅㪏㪪㫇㪼㫅㪺㪼㪪㫏㪜㫎㩿䍟䍶㸈㪃㪈㪇㪇䋦㪀㪈㪍㪋㪅㪏㪈㪋㪉㪅㪎㪎㪌㪅㪌㪧㫀㫅㫋㫆㪭㪸㫃㫃㪼㫐㪪㫏㪜㫎㩿㪘㪱㪃㪈㪇㪇䋦㪀㪍㪅㪎㪊㪊㪅㪎㪎㪅㪍㩿 ਛ ㊂䋺㫂㫋㪀㪎㪈㪍㪅㪐㪏㪈㪏㪅㪇㪎㪌㪉㪅㪍㪜㫊㪺㫆㫅㪻㫀㪻㪸㩿䍟䍶㸈㪃㪌㪎㪅㪌䋦㪀㪌㪌㪋㪅㪌㪍㪎㪐㪅㪌㪍㪊㪏㪅㪐㪘㫅㫋㪸㫄㫀㫅㪸㩿䍫䍽䍷䍎㪘㫅㪺㪸㫊㪿㪃㪊㪊㪅㪎㪌䋦㪀㪈㪈㪈㪅㪐㪈㪈㪈㪅㪎㪈㪈㪊㪅㪎㵬㪇㪈 ᐕ 㪈㪇㐿ᆎ 㪧㫀㫅㫋㫆㪭㪸㫃㫃㪼㫐㩿㪘㪱㪃㪈㪇㪇䋦㪀㪌㪇㪅㪌㪉㪍㪅㪏㊄㩿㪪㫏㪜㫎䍔䍝䍎䍢䍼䋫ṁ 䊶㔚䋺㫂㫋㪀㪍㪈㪐㪅㪎㪌㪏㪊㪅㪊㪋㪐㪎㪅㪌㪎㩿㪊㪅㪋䋦㪀ડ 䈫䈚䈩㪍㊄㩿㪪㫏㪜㫎䉦䉸䊷䊄䋺㫂㫋㪀㪋㪊㪎㪅㪈㪋㪇㪇㪅㪎㪊㪉㪐㪅㪋㪊㩿㪈㪋㪅㪈䋦㪀㪜㫊㪺㫆㫅㪻㫀㪻㪸㪪㫏㪜㫎㩿䍟䍶㸈㪃㪌㪎㪅㪌䋦㪀㪈㪋㪏㪅㪈㪈㪊㪈㪅㪍㪈㪉㪍㪅㪈㪚㪼㫉㫉㫆㪚㫆㫃㫆㫉㪸㪻㫆㪪㫏㪜㫎㩿䍟䍶㸇㪃㪈㪇㪇䋦㪀㪈㪇㪋㪅㪈㪈㪇㪍㪅㪋㪈㪇㪌㪅㪏㪪㫇㪼㫅㪺㪼㪪㫏㪜㫎㩿䍟䍶㪃㪈㪇㪇䋦㪀㪈㪍㪋㪅㪏㪈㪋㪉㪅㪎㪎㪌㪅㪌㪦㫃㫐㫄㫇㫀㪺㪛㪸㫄㪪㫏㪜㫎㩿㪪㪘㪃㪈㪇㪇䋦㪀㪈㪊㪅㪋㪈㪊㪅㪈㪈㪋㪅㪋㪧㫀㫅㫋㫆㪭㪸㫃㫃㪼㫐㪪㫏㪜㫎㩿㪘㪱㪃㪈㪇㪇䋦㪀㪍㪅㪎㪍㪅㪐㪎㪅㪍㊄㩿ṁ 䍃㔚㪀㪦㫃㫐㫄㫇㫀㪺㪛㪸㫄㩿㪪㪘㪃㪈㪇㪇䋦㪀㪈㪏㪉㪅㪍㪈㪏㪉㪅㪍㪈㪍㪏㪅㪈 ᣥ 㪮㪤㪚㩿㵬㪇㪌 ᐕ 㪍䌾㪀㩿 ਛ ㊂䋺㫂㫋㪀㪈㪌㪐㪅㪈㪈㪋㪋㪅㪌㪈㪈㪏㪅㪎㪈㪊䋨㪈㪅㪋㩼㪀ડ 䈫䈚䈩㪈㪉㪘㫅㫋㪸㫄㫀㫅㪸㩿䍫䍽䍷䍎㪘㫅㪺㪸㫊㪿㪃㪊㪊㪅㪎㪌䋦㪀㪐㪐㪅㪋㪏㪊㪅㪌㪎㪊㪅㪇㩾㪇㪈 ᐕ 㪈㪇㐿ᆎ 㪚㪸㫅㫅㫀㫅㪾㫋㫆㫅㩿㪨㪣㪛㪃㪈㪇㪇䋦㪀㪌㪐㪅㪍㪍㪈㪅㪇㪋㪌㪅㪎㩿 ਛ ㊂䋺㫂㫋㪀㪉㪋㪈㪅㪋㪉㪌㪈㪅㪌㪉㪈㪇㪅㪏㪊䋨㪍㪅㪉㩼㪀ડ 䈫䈚䈩㪉㪚㪸㫅㫅㫀㫅㪾㫋㫆㫅㩿㪨㪣㪛㪃㪈㪇㪇䋦㪀㪉㪋㪈㪅㪋㪉㪌㪈㪅㪌㪉㪈㪇㪅㪏㪘㫅㫋㪸㫄㫀㫅㪸㩿䍫䍽䍷䍎㪘㫅㪺㪸㫊㪿㪃㪊㪊㪅㪎㪌䋦㪀㪈㪅㪏㪈㪅㪍㪈㪅㪌㊄㩿㫋㪀㪌㪅㪉㪌㪅㪇㪌㪅㪌㪋㪊㪦㫃㫐㫄㫇㫀㪺㪛㪸㫄㩿㪪㪘㪃㪈㪇㪇䋦㪀㶎㊄㊂㪊㪅㪇㪉㪅㪌㪉㪅㪐 ᣥ 㪮㪤㪚㩿㵬㪇㪌 ᐕ 㪍䌾㪀㪜㫊㪺㫆㫅㪻㫀㪻㪸㩿䍟䍶㸈㪃㪌㪎㪅㪌䋦㪀㪉㪅㪉㪉㪅㪌㪉㪅㪍㪧㫀㫅㫋㫆㪭㪸㫃㫃㪼㫐㩿㪘㪱㪃㪈㪇㪇䋦㪀㪇㪅㪇㪋㪇㪅㪈䋨㫋䋩㪈㪃㪊㪌㪐㪅㪈㪈㪃㪊㪌㪉㪅㪍㪈㪃㪈㪊㪎㪅㪊㪊䋨㪍㪅㪍㩼㪀ડ 䈫䈚䈩㪉㪚㪸㫅㫅㫀㫅㪾㫋㫆㫅㩿㪨㪣㪛㪃㪈㪇㪇㩼㪀㪈㪃㪈㪈㪈㪅㪈㪈㪃㪈㪇㪊㪅㪎㪐㪇㪌㪅㪊㪜㫊㪺㫆㫅㪻㫀㪻㪸㩿䍟䍶㸈㪃㪌㪎㪅㪌㩼㪀㪐㪎㪅㪇㪈㪈㪉㪅㪈㪈㪇㪐㪅㪊㪘㫅㫋㪸㫄㫀㫅㪸㩿䍫䍽䍷䍎㪘㫅㪺㪸㫊㪿㪃㪊㪊㪅㪎㪌㩼㪀㪈㪈㪎㪅㪉㪈㪇㪐㪅㪇㪐㪎㪅㪋㵬㪇㪈 ᐕ 㪈㪇㐿ᆎ 㪦㫃㫐㫄㫇㫀㪺㪛㪸㫄㩿㪪㪘㪃㪈㪇㪇㩼㪀㶎㊄㊂㪉㪍㪅㪍㪉㪋㪅㪊㪉㪌㪅㪊 ᣥ 㪮㪤㪚㩿㵬㪇㪌 ᐕ 㪍䌾㪀㪧㫀㫅㫋㫆㪭㪸㫃㫃㪼㫐㩿㪘㪱㪃㪈㪇㪇㩼㪀㪎㪅㪊㪊㪅㪌䊆䉾䉬䊦㩿㫂㫋㪀㪈㪉㪎㪅㪋㪈㪊㪐㪅㪐㪈㪌㪋㪅㪉㪊㩿㪏㪅㪋䋦㪀㪥㫀㪺㫂㪼㫃㪮㪼㫊㫋㩿㪣㪼㫀㫅㫊㫋㪼㫉㪃㪤㫋㪅㪢㪼㫀㫋㪿䋺㪮㪘㪃㪈㪇㪇䋦㪀㪏㪌㪅㪏㪐㪏㪅㪈㪈㪇㪊㪅㪉 ᣥ 㪮㪤㪚㩿㵬㪇㪌 ᐕ 㪍䌾㪀㪚㪼㫉㫉㫆㪤㪸㫋㫆㫊㫆㪪㪘㩿䍘䍹䍻䍩䍼䍏㪚㪩㪛㪃㪐㪐㪅㪏䋦㪀㪋㪈㪅㪍㪋㪈㪅㪏㪌㪈㪅㪇 ᓥ 㪇㪅㪇㪍䋦䊆䉾䉬䊦䊶䊙䉾䊃㩿㫂㫋㪀㪥㫀㪺㫂㪼㫃㪮㪼㫊㫋㩿㪣㪼㫀㫅㫊㫋㪼㫉㪃㪤㫋㪅㪢㪼㫀㫋㪿䋺㪮㪘㪃㪈㪇㪇䋦㪀㪉㪍㪅㪍㪉㪎㪅㪍䊆䉾䉬䊦㊄㩿㫂㫋㪀㪈㪉㪇㪅㪈㪈㪊㪌㪅㪇㪏㪊㪅㪈㪋䋨㪏㪅㪎㩼㪀ડ 䈫䈚䈩㪊㪚㪼㫉㫉㫆㪤㪸㫋㫆㫊㫆㩿䍘䍹䍻䍩䍼䍏㪚㪩㪛㪃㪐㪐㪅㪏䋦㪀㪋㪈㪅㪍㪋㪈㪅㪏㪌㪈㪅㪇㪥㫀㪺㫂㪼㫃㪮㪼㫊㫋㩿㪣㪼㫀㫅㫊㫋㪼㫉㪃㪤㫋㪅㪢㪼㫀㫋㪿䋺㪮㪘㪃㪈㪇㪇䋦㪀㪋㪊㪅㪋㪍㪌㪅㪉㪰㪸㪹㫌㫃㫌㩿㪮㪘㪃㪈㪇㪇䋦㪀㶎㊄㊂㪊㪌㪅㪈㪉㪏㪅㪇㪊㪉㪅㪈䉮䊋䊦䊃㩿㫂㫋㪀㪰㪸㪹㫌㫃㫌㩿㪮㪘㪃㪈㪇㪇䋦㪀㶎㊄㊂㪈㪅㪍㪈㪅㪎㪈㪅㪎㪍䋨㪊㪅㪉㩼㪑㩾㪇㪎 ᐕ㪀ડ 䈱㪊䊙䊮䉧䊮㩿㫂㫋㪀㪪㪸㫄㪸㫅㪺㫆㫉㩿㪍㪇䋦 ಽ㪀㪋㪃㪇㪌㪌㪊㪃㪐㪋㪌㪊㪃㪍㪇㪌㪉㩿㪈㪇㪅㪉䋦㪀ડ 䈫䈚䈩㪈㪟㫆㫋㪸㫑㪼㫃㩿ධ䉝㪃㪍㪇䋦㪀㪉㪃㪇㪍㪍㪈㪃㪏㪉㪋㪈㪃㪌㪋㪉㪞㪜㪤㪚㪦㩿㪃㪍㪇䋦㪀㪈㪃㪐㪐㪇㪉㪃㪈㪉㪈㪉㪃㪇㪍㪊䊙䊮䉧䊮㩿㫂㫋㪀㪪㪸㫄㪸㫅㪺㫆㫉㶎㪈㪇㪇䋦䍫䍼䍎䍛㪍㪃㪎㪌㪐㪍㪃㪌㪎㪌㪍㪃㪇㪇㪐㪘㫅㪾㫃㫆㪘㫄㪼㫉㫀㪺㪸㫅㪋㪇䋦㪟㫆㫋㪸㫑㪼㫃㩿ධ䉝㪀㶎㪈㪇㪇䋦䍫䍼䍎䍛㪊㪃㪋㪋㪊㪊㪃㪇㪋㪇㪉㪃㪌㪎㪇㪞㪜㪤㪚㪦㩿㪀㶎㪈㪇㪇䋦䍫䍼䍎䍛㪊㪃㪊㪈㪍㪊㪃㪌㪊㪌㪊㪃㪋㪊㪐䊙䊮䉧䊮ว㊄㩿㫂㫋㪀㪪㪸㫄㪸㫅㪺㫆㫉㩿㪍㪇䋦 ಽ㪀㪋㪍㪇㪋㪍㪌㪋㪊㪐 ධ䉝㩿㪍㪇䋦㪀㪉㪐㪍㪊㪇㪏㪉㪐㪍㩿㪍㪇䋦㪀㪈㪍㪊㪈㪌㪎㪈㪋㪊䊙䊮䉧䊮ว㊄㩿㫂㫋㪀㪪㪸㫄㪸㫅㪺㫆㫉㶎㪈㪇㪇䋦䍫䍼䍎䍛㪎㪍㪍㪎㪎㪌㪎㪊㪉㪘㫅㪾㫃㫆㪘㫄㪼㫉㫀㪺㪸㫅㪋㪇䋦 107

4 ධ䉝㶎㪈㪇㪇䋦䍫䍼䍎䍛㶎㪈㪇㪇䋦䍫䍼䍎䍛䊝䊥䊑䊂䊮㩿㫋㪀㪘㫅㫋㪸㫄㫀㫅㪸㩿䍫䍽䍷䍎㪘㫅㪺㪸㫊㪿㪃㪊㪊㪅㪎㪌䋦㪀㪧㫀㫅㫋㫆㪭㪸㫃㫃㪼㫐㩿㪘㪱㪃㪈㪇㪇䋦㪀 ൻ䉡䊤䊮㩿㫋㪀㪦㫃㫐㫄㫇㫀㪺㪛㪸㫄㩿㪪㪘㪃㪈㪇㪇䋦㪀䉼䉺䊮㩿㫂㫋㪀㪩㫀㪺㪿㪸㫉㪻㪙㪸㫐㪤㫀㫅㪼㫉㪸㫃㫊㩿 ධ 䉝㪃㪌㪈䋦㪃㪋㪐㪅㪋㪌䋦㪀䊦䉼䊦㩿㫂㫋㪀㪩㫀㪺㪿㪸㫉㪻㪙㪸㫐㪤㫀㫅㪼㫉㪸㫃㫊㩿ධ䉝㪃㪌㪈䋦㪃㪋㪐㪅㪋㪌䋦㪀䉳䊦䉮䊮㩿㫂㫋㪀㪩㫀㪺㪿㪸㫉㪻㪙㪸㫐㪤㫀㫅㪼㫉㪸㫃㫊㩿 ධ 䉝㪃㪌㪈䋦㪃㪋㪐㪅㪋㪌䋦㪀㩿㫂㫋㪀㪰㪸㫅㪻㫀㩿㪃㪏㪌䋦㪀㪤㫋㪥㪼㫎㫄㪸㫅㩿㪮㪘㪃㪏㪌䋦㪀㪞㫆㫃㪻㫊㫎㫆㫉㫋㪿㫐㪃㪘㫉㪼㪸㪚㪡㪭㩿㪮㪘㪃㪏㪌䋦㪀㪡㫀㫄㪹㫃㪼㪹㪸㫉㩿㪮㪘㪃㪏㪌䋦㪀㪞㫆㫃㪻㫊㫎㫆㫉㫋㪿㫐㩿㪮㪘㪃㪏㪌䋦㪀㪪㪸㫄㪸㫉㪺㫆㩿䍪䍼䍵䍚䍼䍷㪤㪞㪃㪌㪇䋦㪀䊗䊷䉨䉰䉟䊃㩿㫂㫋㪀㶎䋺㪩㪤㪞䈮䉋䉎䍡䍼䍎䍞㪤㫆㫌㫅㫋㪪㪸㪻㪻㫃㪼㪹㪸㪺㫂㩿㪮㫆㫉㫊㫃㪼㫐㪀㪙㪅㪤㪅㪫㫉㫆㫄㪹㪼㫋㪸㫊㪙㪅㪤㪅㩿䍪䍼䍵䍚䍼䍷㪃㪈㪌䋦㪀㪣㪼㫃㫐㪻㫆㫉㫇㪠㪠㪠㪙㪅㪤㪅㩿䍛䍶䍣䍯㪃㪌㪏䋦㪀䉝䊦䊚䊅㩿㫂㫋㪀㪮㫆㫉㫊㫃㪼㫐㩿㪮㪘㪃㪏㪍䋦㪀㪧㪸㫉㪸㫅㪸㫄㩿䍛䍶䍣䍯㪃㪋㪌䋦㪀㪘㫃㫌㫄㪸㫉㩿䍪䍼䍵䍚䍼䍷㪧㪸㫉㪸㪃㪊㪍䋦㪀䉝䊦䊚䊆䉡䊛㩿㫂㫋㪀㪟㫀㫃㫃㫊㫀㪻㪼㩿ධ䉝㪢㪥㪃㪈㪇㪇䋦㪀㪙㪸㫐㫊㫀㪻㪼㩿ධ䉝㪢㪥㪃㪈㪇㪇䋦㪀㪤㫆㫑㪸㫃㩿䍱䍙䍼䍻䍩䍼䍎䍖㪃㪋㪎㪅㪈䋦㪀㪘㫃㫌㫄㪸㫉㩿䍪䍼䍵䍚䍼䍷㪃㪋㪇䋦㪀䉻䉟䊟䊝䊮䊄㩿㫂㪺㪸㫉㪸㫋㫊㪀㪜㫂㪸㫋㫀㩿ട 㪥㪫㪃㪏㪇䋦㪀㩿㫂㫋㪀 ᢱ 㩿㫂㫋㪀㩿㫂㫋㪀 ᴤ㩿㫂㪹㪹㫃㪀 ᄤὼ䉧䉴㩿㪹㪺㫌㪹㫀㪺㪽㪼㪼㫋㪀㪣㪥㪞㩿㫂㪹㪸㫉㫉㪼㫃㫊㪀 ῂἯ 㩿㫂㫋㪀㪪㫆㫌㫋㪿㪼㫉㫅㪚㫉㫆㫊㫊㪝㪼㫉㫋㫀㫃㫀㫊㪼㫉㩿㪨㪣㪛㪃㪈㪇㪇䋦㪀㪋㪐㪋㪉㪎㪉㪉㪃㪈㪏㪐㪉㪃㪇㪋㪐㪈㪋㪇㪊㪃㪐㪐㪇㪌㪈㪊㪉㪍㪉㪉㪃㪌㪋㪉㪋㪐㪊㪉㪊㪐㪉㪃㪉㪍㪏㪈㪊㩿㪈㪅㪉䋦㪀ડ 䈫䈚䈩㪈㪉㪋㪃㪈㪋㪋㪊㪃㪋㪏㪍㪍㩿㪎㪅㪋䋦㪀ᣥ 㪮㪤㪚㩿㵬㪇㪌 ᐕ 㪍䌾㪀㪋㪏㪇㪋㪊㪈㪈㪎㪃㪌㪉㪈㪊㪐㪃㪍㪎㪇㪉㪏㪃㪋㪐㪋㪊㪊㪃㪍㪍㪌㪌㪃㪉㪈㪌㪈㪃㪉㪈㪌㪐㪃㪉㪍㪉㪈㪉㪇㪈㪈㪉㪃㪉㪍㪇㪋㪇㪃㪉㪎㪍㪊㪇㪃㪊㪊㪇㪉㪎㪃㪈㪊㪇㪌㪃㪈㪈㪐㪐㪋㪈㪏㪃㪋㪍㪋㪋㪃㪋㪏㪈㪉㪃㪐㪍㪐㪐㪎㪇㪌㪋㪉㪈㪃㪉㪋㪉㪍㪏㪏㪈㪉㪊㪉㪌㪉㪈㪎㪐㪉㪃㪏㪌㪈㪈㪈㪈㪃㪉㪋㪍㪊㪌㪃㪊㪊㪏㪎㪌㪃㪐㪇㪏㪍㪍㪃㪇㪉㪇㪊㪍㪍㪅㪍㪊㪐㪃㪎㪐㪈㪋㪃㪌㪌㪋㪊㪃㪇㪊㪌㪐㪏㪊㪌㪊㪍㪈㪃㪉㪐㪏㪍㪐㪌㪈㪍㪏㪉㪌㪎㪈㪎㪏㪊㪃㪊㪋㪐㪈㪈㪍㪃㪇㪌㪐㪊㪌㪃㪈㪐㪈㪏㪇㪃㪏㪍㪏㪌㪎㪃㪋㪋㪊㪊㪍㪏㪅㪇㪈㪈㪇㪃㪎㪉㪋㪋㪍㪌㪩㫀㫆㪫㫀㫅㫋㫆㩿㪋㪐䋦䇮㪌㪇㪅㪌㪌䋦㪀㪊㪌㪩㫀㫆㪫㫀㫅㫋㫆㩿㪋㪐䋦䇮㪌㪇㪅㪌㪌䋦㪀㪈㪉㪇㪩㫀㫆㪫㫀㫅㫋㫆㩿㪋㪐䋦䇮㪌㪇㪅㪌㪌䋦㪀㪐㪐㪃㪋㪉㪋㪋㩿㪍㪅㪈䋦㪀ડ 䈫䈚䈩㪊㪊㪌㪃㪌㪋㪏 દ ᔘ 㪏䇮㪎䋦㪉㪐㪃㪊㪇㪍䋫દ ᔘ 㪈㪇䇮દ ᔘ 㪌䋦㪉㪇㪃㪇㪏㪍 દ ᔘ 㪏䇮㪎䋦㪌㪃㪋㪌㪎䇮દ ᔘ䇮ਛ ડ 㪋㪈㪃㪉㪉㪎 દ ᔘ 㪏㪃㪎䋦㩿䍶䍎䍛㪀㪎㪃㪏㪇㪇㪚㪭㪩㪛㪌㪇䋦㪈㪇㪅㪏㪊㪍㩿㪌㪅㪍䋦㪀ડ 䈫䈚䈩㪌㪍㪅㪊㪍㪉㪅㪌㪏㪈㪅㪏㪐㪋㪃㪋㪍㪇㪌㩿㪍㪅㪉䋦㪀㪉㪃㪐㪌㪍 ᣣᧄ䍏䍷䍮䍣㪈㪇䇮 ᣣ 㪋䋦㪐㪎㪏㪪㫌㫉㪸㫃㪺㫆㪌㪌䋦㪌㪉㪍㪚㪭㪩㪛㪈㪃㪊㪋㪇㪍㩿㪊㪅㪐䋦㪀ડ 䈫䈚䈩㪌㪎㪇㪋㪈㪐㪋㪉㪍㪌㪉㪌䇮㪠㪛㪚㪪㪘㪣㪉㪋䇮 ᐭ 㪊㪅㪐䋦㪈㪎㪎㪘㫃㪺㫆㪸㪍㪇䋦㪊㪃㪉㪉㪋㪍㩿㪌㪅㪏䋦㪀㪈㪉㪌㪃㪋㪌㪋㪊㪏㪃㪋㪉㪐㪏㪎㪃㪇㪉㪌㪋㪌㪃㪈㪍㪏㪊㪌㪍㪅㪏㪉㪈㪈㪃㪌㪉㪉㪏㪋㪅㪊 ᣥ 㪮㪤㪚㩿㵬㪇㪌 ᐕ 㪍䌾㪀㧠㧚ᴪ㕟 $*2 ߪ ޔ ᐕ Ꮊ $TQMGP *KNN ߦ߅ߌࠆ ጊ㐿 ࠍ ߦ ߐࠇߚ ߩߘޕ ᓟ ޔ Ḯ㑐 ㅪડ ࠍ ߣޘ ߔࠆߎߣߢ ޔ ߥߤߩ 㑐ㅪಽ㊁ ߪߦᦝޔ ޔ ᴤ ޔ ᄤὼ ߥ ߤߩ ࡀ Ḯಽ㊁ߦㅴ ߒ ޔ ᄁ 㜞 ޔ ߥߤߦ߅ ߡ ߩ ว Ḯࡔ ࡖ ߦᚑ㐳ߒߚ ޕ 㧨$*2㧪 ᐕ ត 㨮㐿 ߩߚ ߦ ߐࠇߚ ࠤ ߇ ޔ Ꮊ 0GY 5QWVJ 9CNGU Ꮊ $TQMGP *KNN ߦ߅ ߡ ޔ ᒰ ᦨᄢߣ ࠊࠇߚ ᐥࠍ ߒߚ ޔߪ ࠤ ޕ ࠄ߇ ߣߥߞߡ $*2 ࠍ ᐕ ߩ ߣߥߞߚ ߩߘޕ ᓟ ޔ $*2 ߪ ޔ $TQMGP *KNN ጊߩ ᓽߦ ࠍਛ ߣߒߡ ࠍዷ㐿ߒߚ ޕ ᐕ 5# Ꮊߩ ᐥ +TQP -PQD ޔ +TQP /QPCTEJ ߦ ࠍขᓧߔࠆ ᐕ 5[FPG[ ർㇱߢ ࠍ㐿ᆎߒߚ ޕ 108

5 109

6 110

7 111

8 112

9 113

10 㧡㧚 ኈ $*2$ એਅ $*2$ ߩᄢ߈ߥ ߪ ޔ ᚲߩ ℂ ᚲ ᄁᏒ႐ߔߴߡߦ߅ ߡ㕖Ᏹߦᄙ ൻߒߡ ࠆߎߣߢ ޔ ߩ ߆ ߩ ߦ ᚲߢ ߩ ޔ ࠍ ㅧߒߡ ࠆ ޕ ห ߪ ޔ ว૬ᒰ ࠍ ޔ Ԙࠕ ࡒ ࡓ ࠕ ࡒ ࡓ ޔ ࡒ ࠕޔ ԙࡌ ࡔ ޔ ޔ ޔ ㊄ ޔ ޔ Ԛ ᢱ ޔ ᢱ ޔ ࡑޔ ԛ ᢱ ࠤ ࡓ ޔ 㨮Ԝ ޔ ԝ ᴤ ᴤ ޔ ᄤὼ 㨮Ԟ ߩ ߟ ߩ %WUVQOGT 5GEVQT )TQWR ߦಽߌߡ ࠍዷ㐿ߒߡ ߚ ޔߒ߆ߒޕ ᐕ ߦ ࡊࠍ $*2 5VGGN ߣߒߡಽ ߒߚߚ ޔ หᐕ ߦᣂߚߥ ࡊߣߒߡ ࠕࡕ ᱶ ࡊ ࠕࡕ ޔ ޔ ត ߥߤ ࠍ ߒߡ ࠆ ࡔ ࡌޕ ㇱ㐷ߩᧄㇱߪ ޔ 5CPVKCIQ ߦ ࠆ߇ ࠇߘޔ એᄖߩᧄㇱߪߔߴߡ /GNDQWTPG ߦ ࠆ ޕ ᐕ ߦߪ ߩߟ ߩߎޔ ㇱ㐷ࠍ 㕖㊄ዻ ࡏ ᧚ᢱ ࡀ ߩ ಽ㊁ߩ ਅߦ㈩ߔࠆ ༡ ࠍⴕߞߡ ࠆ ޕ ᓥ ߪ ᴤߩ ㊀߇ᄢ߈߆ߞߚ߇ ޔ ㄭᐕ ࡌޔ ࡔ ޔ ޔ ᢱ Άᢱ ߩ ㊀ ᄢߒߡ ࠆ ޕ ᐕߪ೨ᐕߩ ࠤ ଔ 㜞㛛ࠍฃߌߚ ࠤ 㔌ࠇߦࠃࠆ㔛ⷐ ㅌ ૐ ߥ ࠤ ଔ ߩૐㅅࠍฃߌ ޔ ᢱ ࡊߩ༡ ߪ ޔ ᄢ ߣߥ ࠅ ሼߦォ ߒߡ ࠆ ޕ 㩿㫄㪬㪪㩻㪀㪙㪟㪧㪙䋺䉶䉫䊜䊮䊃ផ⒖㩿ᄁ 㜞䈫 ᒁ೨ 㪀㪙㪟㪧㪙䋺 ಽ㊁ ᄁ 㜞䇮 ᒁ೨ 䇮䇮 ᥲᐕ 㪉㪇㪇㪏 ᐕ 㪧㫉㫆㪽㫀㫋㪽㫉㫆㫄㗄㪫㫌㫉㫅㫆㫍㪼㫉㪦㫇㪼㫉㪸㫋㫀㫆㫅 ᄁ 㜞 ᒁ೨ 䊔䊷䉴䊜䉺䊦㪈㪈㪃㪌㪇㪊㪋㪃㪊㪍㪋㪊㪎㪅㪐䋦䉴䊁䊮䊧䉴 ᢱ 㪊㪃㪎㪎㪇㪄㪊㪃㪍㪊㪎㪄㪐㪍㪅㪌䋦䉝䊦䊚䊆䉡䊛㪌㪃㪌㪉㪇㪐㪋㪍㪈㪎㪅㪈䋦㪈㪈㪃㪏㪐㪎㪎㪃㪈㪇㪈㪌㪐㪅㪎䋦䊙䊮䉧䊮㪊㪃㪏㪈㪌㪉㪃㪋㪌㪏㪍㪋㪅㪋䋦 ᢱ 㪍㪃㪐㪌㪋㪊㪃㪌㪊㪎㪌㪇㪅㪐䋦 Άᢱ 㪏㪃㪇㪈㪍㪈㪃㪏㪌㪉㪉㪊㪅㪈䋦䉻䉟䊟䊝䊮䊄㪈㪃㪇㪇㪏㪈㪉㪍㪈㪉㪅㪌䋦 ᴤ 㪐㪃㪊㪉㪍㪍㪃㪈㪏㪈㪍㪍㪅㪊䋦䈠䈱㪈㪃㪐㪇㪌㪄㪈㪃㪇㪋㪌㪄㪌㪋㪅㪐䋦㪍㪊㪃㪎㪈㪋㪉㪈㪃㪏㪏㪊㪊㪋㪅㪊䋦 114 㪉㪇㪇㪎 ᐕ 㪧㫉㫆㪽㫀㫋㪽㫉㫆㫄㪫㫌㫉㫅㫆㫍㪼㫉㪦㫇㪼㫉㪸㫋㫀㫆㫅 ᄁ 㜞 ᒁ೨ 㪐㪃㪐㪉㪌㪍㪃㪍㪌㪌㪍㪎㪅㪈䋦㪍㪃㪌㪈㪌㪊㪃㪇㪉㪉㪋㪍㪅㪋䋦㪌㪃㪎㪐㪌㪈㪃㪍㪏㪇㪉㪐㪅㪇䋦㪍㪃㪇㪎㪉㪉㪃㪐㪏㪐㪋㪐㪅㪉䋦㪈㪃㪍㪏㪉㪌㪎㪐㪊㪋㪅㪋䋦㪊㪃㪏㪊㪍㪈㪃㪈㪈㪈㪉㪐㪅㪇䋦㪋㪃㪐㪇㪐㪊㪈㪋㪍㪅㪋䋦㪎㪉㪍㪈㪐㪎㪉㪎㪅㪈䋦㪊㪃㪏㪉㪐㪊㪃㪊㪎㪋㪏㪏㪅㪈䋦㪊㪏㪇㪄㪌㪌㪊㪄㪈㪋㪌㪅㪌䋦㪋㪊㪃㪍㪍㪐㪈㪐㪃㪊㪍㪏㪋㪋㪅㪋䋦 ᴤ ᴤ 䉻䉟䊟䊝䊮䊄䉻䉟䊟䊝䊮䊄 Άᢱ Άᢱ ᢱ ᢱ 䊙䊮䉧䊮䊙䊮䉧䊮 ᄁ 㜞 ༡ 䉝䊦䊚䊆䉡䊛䉝䊦䊚䊆䉡䊛 ᴤ ᴤ 䉻䉟䊟䊝䊮䊄䉻䉟䊟䊝䊮䊄 Άᢱ Άᢱ ᢱ ᢱ 䊙䊮䉧䊮䊙䊮䉧䊮䉝䊦䊚䊆䉡䊛䉝䊦䊚䊆䉡䊛䉴䊁䊮䊧䉴 ᢱ 䉴䊁䊮䊧䉴 ᢱ 䊔䊷䉴䊜䉺䊦䊔䊷䉴䊜䉺䊦 ᄁ 㜞 ༡ 㪉㪇㪇㪎ᐕ㩿ᥲᐕ䋩㪈㪌㪃㪇㪇㪇㪈㪋㪃㪇㪇㪇㪈㪊㪃㪇㪇㪇㪈㪉㪃㪇㪇㪇㪈㪈㪃㪇㪇㪇㪈㪇㪃㪇㪇㪇㪐㪃㪇㪇㪇㪏㪃㪇㪇㪇㪎㪃㪇㪇㪇㪍㪃㪇㪇㪇㪌㪃㪇㪇㪇㪋㪃㪇㪇㪇㪊㪃㪇㪇㪇㪉㪃㪇㪇㪇㪈㪃㪇㪇㪇㪇䉴䊁䊮䊧䉴 ᢱ 䉴䊁䊮䊧䉴 ᢱ 㪉㪇㪇㪏ᐕ㩿ᥲᐕ䋩䊔䊷䉴䊜䉺䊦䊔䊷䉴䊜䉺䊦㩿㫄㪬㪪㩻㪀㪈㪌㪃㪇㪇㪇㪈㪋㪃㪇㪇㪇㪈㪊㪃㪇㪇㪇㪈㪉㪃㪇㪇㪇㪈㪈㪃㪇㪇㪇㪈㪇㪃㪇㪇㪇㪐㪃㪇㪇㪇㪏㪃㪇㪇㪇㪎㪃㪇㪇㪇㪍㪃㪇㪇㪇㪌㪃㪇㪇㪇㪋㪃㪇㪇㪇㪊㪃㪇㪇㪇㪉㪃㪇㪇㪇㪈㪃㪇㪇㪇㪇㪄㪈㪃㪇㪇㪇㪄㪉㪃㪇㪇㪇㪄㪊㪃㪇㪇㪇㪄㪋㪃㪇㪇㪇㪄㪌㪃㪇㪇㪇

11 115

12 (1) 銅 Escondida Norte Escondida ( 1,500mt Cu ) SxEw 180kt ( 870 mus$ 914mUS$) Coloso

13 Cu-Zn 109 T-Cu

14 1S-Cu Soluble CuT-Cu Total Cu 2:BHPB Cu CuU Au CuZn Mo (CuZnPbMoAuAgg/tU 3 O 8 kg/t) (mt) T-Cu S-Cu Au Ag Mo Zn Pb U 3 O 8 Oxide Escondida Sulfide Leach Sulfide Total Oxide (0.48) Cerro Colorado Sulfide (0.15) Total (0.38) Oxide (0.76) Spence Sulfide Total (0.19) Low grade leach Pinto Valley Sulfide Sulfide stockpile Total Olympic Dam Antamina Sulfide Sulfide Cu only Sulfide Cu-Zn Total Ag Cannington ZnPb Sulfide (CuZnPbMomtAuAgtU 3 O 8 kt) T-Cu S-Cu Au Ag Mo Zn Pb U 3 O 8 Oxide 1.34 Escondida Sulfide Leach Sulfide Total Oxide 0.68 (0.50) Cerro Colorado Sulfide 0.34 (0.07) Total 1.02 (0.58) Oxide 0.71 (0.50) Spence Sulfide 2.17 Total 2.89 (0.50) Low grade leach 0.03 Pinto Valley Sulfide 0.38 Sulfide stockpile 0.49 Total 0.90 Olympic Dam Sulfide , Sulfide Cu rich , Antamina Sulfide Zn rich , Total , Cannington Sulfide Billiton 2000 Rio Algom Alumbrera( Catamarca) Rio Algom Alumbrera() 25Northern Orion Exploration Wheaton River Minerals () 90mUS$ Crandon ( Wisconsin) Crandon The Northern Wisconsin Resource 118

15 Agua Rica ( Catamarca) Agua Rica ((measured+indicated) 1.46bt Cu 0.44 Mo 0.03Au 0.19g/t) 72 Northern Orion () 12.6mUS$ Northern Orion 100 Selbaie( Quebec) Robinson ( Nevada) Robinson Quadora Mining () 14.3mUS$ Highland Valley ( Quebec) Highland Valley 33.6 Teck Cominco 73mUS$ Tintaya ( Cuzco) Tintaya (AntapaccayCorrocohuaico) Xstrata (750mUS$)Xstrata Antapaccay Corrocohuaico (2) 鉛亜鉛 Cannington ( QLD )Antamina ( Ancash )Selbaie ( QC ) (Proven+Probable ) AG 187km Yurbi (3) 金銀 BHPB Cannington ,196t(2004 1,163 t ) 21 mt Ag 465 g/t 9,100t 119

16 (4) ニッケル 120

17 (5) マンガン 6. 探鉱活動 (1) 対象鉱種 (2) 対象地域探鉱段階 121

18 (3) 最近の動向 3 122

譽ｮ蜷牙ｱｱ繝繝蟒ｺ險ｭ莠区･ｭ

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