Developmental characteristics and geological significance of the bentonite in the Upper Ordovician Wufeng - Lower Silurian Longmaxi Formation in eastern Sichuan Basin, SW China |
WANG Yuman,LI Xinjing,WANG Hao,JIANG Shan,CHEN Bo,MA Jie,DAI Bing |
Fig. 9. Distribution map of organic matter of the Lower Silurian Rhuddanian and Aeronian in the Sichuan Basin and adjacent areas. |