Fig. 2
From: Formation of carbonate laminae in shale and their impact on organic matter in Dongying depression
Locations of micro-drilling and thin section sampling. (A): Well FYP1, 3457.5 m, Es4-1, grain carbonate rock; (B): Well FY1, 3458.57 m, Es4-1, grain carbonate rock; (C): Well LY1, 3631.3 m, Es4-1, grain carbonate rock; (D): Well FY1, 3243.4 m, Es3-3, micritic carbonate rock; (E): Well FY1, 3128.6 m, Es3-3, micritic carbonate rock; (F): Well NY1, 3294.3 m, Es3-3, micritic carbonate rock. The yellow arrows indicate the locations of carbonate rocks, while the red arrows denote the locations of clay laminae.
