The polymictic breccia in the Qianshan lead-zinc ore district of Anxi County is a suit of volcaniclastic rock,sedimentary pyroclastic rock and pyroclastic sedimentary rock.

• 安溪铅山铅锌矿区复成分角砾岩为一套火山碎屑岩-沉火山碎屑岩-火山碎屑沉积岩。