Reservoir characteristics and genetic mechanisms of gas-bearing shales with different laminae and laminae combinations: A case study of Member 1 of the Lower Silurian Longmaxi shale in Sichuan Basin, SW China |
SHI Zhensheng,DONG Dazhong,WANG Hongyan,SUN Shasha,WU Jin |
Fig. 3. SEM images of clayey laminae (a) and silty laminae (b) in gas-bearing shale in Long-1 Member, Sichuan Basin. The red arrows point to organic matter. |