Damage Evolution of Rocks Containing a Set of Cross-Joints Based on Acoustic Emission Characteristics

Figure 10

Damage evolution characteristics of rocks with different joint cross-angles. (a) β = 30°. (b) β = 60°. (c) β = 90°. (d) β = 120°. (e) β = 150°.

(a)

(b)

(c)

(d)

(e)