Gold quartz vein is the major orebody which is controlled by E-W-extrusion fracture zone in the Damiaozi gold mineralized district.The granite-porphyry,spessartite and diabase are the major wallrock.

大庙子区内体以石英脉型为主,体的出受东西向挤压破碎带控制,花岗斑斜煌斑、辉绿是体的主要围。