目前世界上生产铜精矿的国家有 50多个 ,估计 2 0 0 2年的世界总产量为 1 0 56 1万t,较 2 0 0 1年减少 4 %。其中产量最大的国家为智利 ,2 95万t,占全球总产量的 2 8% ;其次为印度尼西亚 ,1 0 5万t,占全球总产量的 1 0 %。2 0 0 2年年产量超过 50万t的国家只有 7个 :智利、印尼 At present, there are more than 50 countries producing copper concentrates in the world. The world total production in 2002 is estimated at 10 561 000 t, down 4% from 2001. The country with the largest output is Chile, with 2.95 million tonnes, accounting for 28% of the global total; followed by Indonesia, with 10.5 million tonnes, or 10% of the world total. There were only 7 countries with annual output exceeding 500,000 t in 2002: Chile and Indonesia