Investigation of microscopic pore structure variations of shale due to hydration effects through SEM fixed-point observation experiments

Weibo SUI,Yingying TIAN,Chenhao YAO

Table 3 Statistics on the number and size of generated dissolution pores 6 days into hydration.

Specimen No. Number of dissolution pores Average pore size/μm Median pore size/μm 2H 410 3.75 2.74 3H 523 0.81 0.55 4H 436 4.53 2.72