Effects of hydration on the microstructure and physical properties of shale

Huaqing XUE,Shangwen ZHOU,Yali JIANG,Fudong ZHANG,Zhen DONG,Wei GUO

Fig. 6. Micron CT sections of shale samples before and after hydration and centrifugation experiment. (a) Shale sample W-1 before hydration; (b) Shale sample W-1 after hydration and before centrifugation; (c) Shale sample W-1 after centrifugation; (d) Shale sample W-2 before hydration; (e) Shale sample W-2 after hydration and before centrifugation; (f) Shale sample W-2 after centrifugation; (g) Shale sample W-3 before hydration; (h) Shale sample W-3 after hydration and before centrifugation; (i) Shale sample W-3 after centrifugation; (j) Shale sample W-4 before hydration; (k) Shale sample W-4 after hydration and before centrifugation; (l) Shale sample W-4 after centrifugation; (m) Shale sample W-5 before hydration; (n) Shale sample W-5 after hydration and before centrifugation; (o) Shale sample W-5 after centrifugation.