Xuyaogou gold deposit is located in Erlangping Group stratum and controlled by ruptures of Zhuyangguan-Xiaguan and Waxuezi-Qiaoduan in east Qinling orogenic belt. The orebody is mainly located in the contact zone of Muhuding granite and Huoshenmiao Formation stratum. Gold ore can be divided into two type including quartz vein and alteration. The ore-forming process of Xuyaogou gold deposit is very complicated and boiling and mixing of meteoric water and igneous water occures in the ore-forming period. Through comprehensive analysis, Xuyaogou gold deposit is a tectonic fragmentized belt type of gold deposit.