江苏省邳州石膏矿区采空地面塌陷发育特征与防治对策研究
周丹1,2, 景佳俊1, 邢雪1

Study on the development characteristics and control countermeasure of ground collapse in gypsum mining area of Pizhou, Jiangsu Province
ZHOU Dan1,2, JING Jiajun1, XING Xue1
矿区地质简图 1.太古宇泰山群; 2.青白口系土门群; 3.震旦系九顶山组; 4.震旦系赵圩组; 5.震旦系倪园组; 6.震旦系城山组; 7.下白垩统青山组;8.古近系始新统大汶口组下段; 9.古近系始新统大汶口组上段; 10.地质界线; 11.断层及编号; 12.开采矿层露头线; 13.矿区范围