铜镍铁矿
铜镍铁矿-
为了吸纳每年数以百万计流入城市的农村人口，中国进行了城市改造和新城市的建设，这转化为对资源的巨大需求，推高了铜、镍和铁矿石等大宗商品的全球价格。
The reconstruction of its cities and the building of new ones to absorb millions of rural migrants each year has translated into a huge demand for resources , lifting global prices for commodities such as copper , nickel and iron ore.
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南祁连主要为大陆裂谷或陆间裂谷构造环境的复理石相、火山碎屑岩相和中祁连的古老基底组成，有岩浆铜镍矿床、铬铁矿矿床和大型造山型金矿床发现。
The South Qilian consists of flysch formations and pyroclastic rocks of continental and intracontinental rift-environments as well as the Middle Qilian old basement , and contains some magmatic copper-nickel deposits and chromium deposits and large-size orogenic type gold deposits .