Abstract: Wenzhangzi gold deposit is located in the south part of Jianchang county, Liaoning province, and tectonically, near the boundary between Shanhaiguan mega-uplift belt and west Liaoning dipression, In Proterozoic era, the ancient metamorphic rocks in the mining district were mostly changed into granites by fusion. There were intensive magmatic intrusions and eruptions in Mesozoic era. Due to thermodynamic activities, the strata of changcheng, Jixian, and Jurassic system, exposed in the gold mine, were undergone extensive alteration.