Numerical Analysis on Failure Modes and Mechanisms of Mine Pillars under Shear Loading

Table 1

Mechanical properties of the model.

Parameter	Coefficient of homogeneity ()	Uniaxial compressive strength ()/MPa	Elastic modulus ()/MPa	Poisson’s ratio ()	Angle of internal friction ()/°
Rock mass	4	170	70000	0.25	40
Orebody	7	60	20000	0.22	35