Evaluating the Applicability of Fracture Criteria to Predict the Crack Evolution Path of Dolomite Based on SCB Experiments and FEM

Table 2

Summary of the crack initiation angle 𝜃₀ of simulation for different crack inclination angle 𝛼 (°).

𝛼	𝜎𝜃-criterion	𝑆min-criterion	𝐺max-criterion	𝑁𝑇-criterion	𝑌-criterion
0	0	0	0	0	0
10	29.1	26.0	29.8	29.3	29.0
20	48.8	44.7	51.6	52.8	51.1
30	63.7	66.5	68.5	81.3	74.8
34.8	70.5	80.4	75.2	98.9	88.4
40	70.5	80.4	75.2	98.9	88.4