Anglo American Annual Report 2012

2012 2011Copper segment (continued)Anglo American NorteMantos Blancos mineOre mined tonnes 6,527,100 7,624,300Ore processed Oxide tonnes 4,512,100 4,563,400Sulphide tonnes 4,393,200 4,186,600Marginal ore tonnes 5,900,200 5,109,400Ore grade processed Oxide % Cu (soluble) 0.40 0.59Sulphide % Cu (insoluble) 0.64 0.95Marginal ore % Cu (soluble) 0.23 0.23Production Copper concentrate dry metric tonnes 83,000 119,000Copper cathode tonnes 29,200 36,000Copper in concentrate tonnes 25,000 36,100Total tonnes 54,200 72,100Mantoverde mineOre mined tonnes 10,642,500 10,060,100Ore processed Oxide tonnes 10,460,400 10,012,200Marginal ore tonnes 8,671,700 8,025,300Ore grade processed Oxide % Cu (soluble) 0.63 0.62Marginal ore % Cu (soluble) 0.25 0.27Production Copper cathode tonnes 62,300 58,700Total copper production for Anglo American Norte (1) tonnes 116,500 130,800Total Copper segment copper production (1) tonnes 659,700 599,000Platinum copper production tonnes 11,400 12,800Black Mountain copper production tonnes – 300Total attributable copper production (1) tonnes 671,100 612,100Nickel segmentCodeminOre mined (2) tonnes 612,600 549,900Ore processed tonnes 581,100 562,900Ore grade processed % Ni 1.81 1.89Production tonnes 9,600 9,500Loma de NíquelOre mined tonnes 432,900 1,302,600Ore processed tonnes 767,400 1,014,200Ore grade processed % Ni 1.40 1.45Production tonnes 8,100 13,400Barro Alto (3)Ore mined tonnes 1,231,700 978,000Ore processed tonnes 1,422,100 456,500Ore grade processed % Ni 1.94 1.96Production tonnes 21,600 6,200Total Nickel segment nickel production tonnes 39,300 29,100Platinum nickel production tonnes 17,700 20,300Total attributable nickel production tonnes 57,000 49,400Platinum segment (4)Platinum troy ounces 2,378,600 2,530,100Palladium troy ounces 1,395,900 1,430,700Rhodium troy ounces 310,700 337,600Copper (5) tonnes 11,400 12,800Nickel (5) tonnes 17,700 20,300Gold troy ounces 105,200 105,100Equivalent refined platinum troy ounces 2,219,100 2,410,1004E Built-up head grade g/tonne milled 3.20 3.24Diamonds segment (De Beers) (diamonds recovered – carats) (6)100% basisDebswana 20,216,000 22,890,000Namdeb 1,667,000 1,335,000De Beers Consolidated Mines 4,432,000 5,443,000De Beers Canada 1,560,000 1,660,000Total diamonds production for De Beers 27,875,000 31,328,000(1)Includes copper cathode, copper in sulphate and copper in concentrate production.(2)Represents ore mined at Barro Alto for processing at Codemin.(3)Barro Alto is currently not in commercial production and therefore all revenue and related costs associated with 21,600 tonnes (2011: 6,200 tonnes) of production have been capitalised.(4)See the published results of Anglo American Platinum Limited for further analysis of production information.(5)Also disclosed within total attributable copper and nickel production.(6)On 16 August 2012 Anglo American completed its acquisition of an additional 40% interest in De Beers increasing Anglo American’s total shareholding to 85%. Production data is disclosedon a 100% basis. Post completion of the acquisition, De Beers Consolidated Mines and De Beers Canada are fully consolidated subsidiaries and Debswana and Namdeb are joint venturesproportionately consolidated at 19.2% and 50% respectively. Global Sightholder Sales sells a significant portion of total production on behalf of operations based on contractual agreementsin place.Other informationAnglo American plc Annual Report 2012 233