根据县级以上主要有色金属矿山保有储量和产能预测 ,到 2 0 1 0年约有一半的矿山要关闭 ,将消失产能约 40 % ,大多数有色金属生产基地出现资源危机。而有色金属老矿山边 -深部和周围资源潜力巨大 ,可找到和可能找到接替资源的老矿山占 2 /32010年我国约有一半矿山要关闭 According to the forecast of reserves and production capacity of major non-ferrous metal mines above the county level, about half of the mines will be closed by the year of 2010, about 40% of which will be lost and most of the non-ferrous metal production bases will experience resource crisis. While the non-ferrous metal side of the old mine - the potential for deep and surrounding resources is huge, can find and may find alternative resources to the old mines accounted for 2/32010 about half of China’s mines to be closed