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通过同位素年龄测定,表明东川铜矿形成时间与矿区基性岩脉和小溜口岩组基本一致或稍晚,成矿与华南地区的区域岩浆活动密切相关。
By isotopic dating, it shows that the formation time of Dongchuan copper deposit is basically the same as or slightly later than the basic dikes and Xiaochuankou fossils in the area, and the mineralization is closely related to the regional magmatism in southern China.