摘要
Yanglazigou gold deposit is located in the south of Tonghua City,Mijiazi-Yangmucun area,belonging to Donglai village of Tonghua County.The mining area is controlled by regional northeast,west north fracture structure,and occurs in secondary fracture. The distribution of the faults of the mineralized alteration zone is to find ore alteration indicator. Gold,lead,and the element such as the heavy sand,dispersed flow,secondary halo,primary halo are abnormal geochemical prospecting indicator.