The metallogenetic geologilcal condition of the orthophyre contact zone in YanJia during the Ximalaya period is analysed in this paper.

• 通过对喜山期岩甲正长斑岩接触带成矿地质条件进行的分析,认为岩甲正长斑岩的接触带及其旁侧构造裂隙系统具备形成金矿的有利条件。