中梁山位于重庆市西南十八公里,交通方便,有公路与市区相通。该矿区有上二叠纪、三叠纪、侏罗纪等时代的地层,其地质构造为一近于对称的急倾斜背斜,背斜轴向近于南北,雨翼倾角为45—80°,愈向外侧倾角亦渐加大,在背斜的轴部及东翼受了为数颇多的走向冲断裂的切割,使地层有重复现象。 Zhongshan Liangshan is located 18 kilometers southwest of Chongqing, accessibility, roads and urban areas. The mining area has the Permian, Triassic, Jurassic and other strata, its geological structure is a nearly symmetrical sharp anticline, anticline axial near north and south, the inclination angle of 45-80 ° , The more inclined to the lateral angle also gradually increased, in the anticline axis and the eastern wing suffered a lot of cutting to the red fracture, so that the formation of a repeat phenomenon.