The occurrence of the Yanshanian granites indicates that the main sinistral strike-slip movement of the Tan-Lu fault system probably took place during the late Indosinian epoch.

• 它控制燕山期花岗岩产出空间，指示郯庐断裂带左行平移可能发生在印支晚期。深断裂的属性使其成为金矿重要的区域控矿构造。