六十年代我们曾在宁镇、宜溧地区开展矿产普查,近几年又在苏锡地区从事1/5万区调,发现苏南地区栖霞组与船山组之间,有一套深灰色页岩、碳质页岩、粉砂岩、夹薄煤层及灰岩的沉积,其厚度不大,但分布广。结合前人资料研究属梁山组。现将典型剖面介绍如下: In the 1960s, we conducted mineral surveys in the towns of Ningzhen and Yi Li. In recent years we have also engaged in the 1/50000 area adjustment in the Suzhou-Wuxi area. We found that there is a dark gray shale between the Qixia Formation and the Chuanshan Formation in southern Jiangsu. , Carbonaceous shale, siltstone, thin seam and limestone deposits, the thickness is small, but widely distributed. Combined with previous data research Liangshan group. Now the typical profile is as follows: