VMS mineralization,occurred in the middle Proterozoic era,formed cupriferous source bed. 早期矿化发生于中元古代晚期,形成含铜矿源层;
The sandstone-hosted copper deposits of Cretaceous age in the Chuxiong basin were closely related with the lower coaly formation,the middle cupriferous formation and upper gypsum-salt formation. 楚雄盆地砂岩铜矿产于白垩系地层层位中,矿床与盆地内的下部含煤建造、中部的红色含铜碎屑岩建造和上部白色膏盐建造关系密切。
Recovery and Utilization of Cupriferous Etching Wastewater 含铜蚀刻废液的回收与利用