Fracture Propagation Characteristic and Micromechanism of Rock-Like Specimens under Uniaxial and Biaxial Compression

Figure 5

Fracture propagation process of specimen A. (a) = 2.45 MPa. (b) = 2.87 MPa. (c) = 3.33 MPa. (d) Failure.

(a)

(b)

(c)

(d)