Anisotropy and Energy Evolution Characteristics of Shales: A Case Study of the Longmaxi Formation in Southern Sichuan Basin, China

Figure 3

SEM scanning results of shale at different scales in different bedding plane directions.

(a) Parallel to the bedding plane—100 μm

(b) Parallel to the bedding plane—50 μm

(c) Parallel to the bedding plane—40 μm

(d) Parallel to the bedding plane—10 μm

(e) Perpendicular to the bedding plane—100 μm

(f) Perpendicular to the bedding plane—50 μm