Yamansu Formation of the Lower Carboniferous comprises the main ore-bearing formation in the Xiaoshitouquan ore district. 摘要小石头泉矿区主含矿层为下石炭统雅满苏组第二亚组，火山穹隆及伴生断裂为主要的控矿构造。
Once the ore is crushed inside the mine, it is transferred to a series of cyclone separators. 只要矿石是在矿区内粉碎，矿石就需要传输到一系列的旋风分离器上。
