Mines – Zones of Subsidence

This Dataset contains 10 polygon features. “Mine Subsidence” means lateral or vertical ground movement caused by a failure Initiated at the mine level, of man made underground mines.本数据集包含10个多边形要素（polygon features）。矿山塌陷（Mine Subsidence）指由人工地下矿山在矿层层面触发的失稳破坏所引发的横向或纵向地面位移。