Experimental Study on the Calibration of Microparameters of Dolomite in the Barun Open-Pit Mine on the Basis of the Parallel Bond Model

Table 1

The basic mechanical properties of dolomite.

Density ρ	2950 kg/m^3	The tensile strength TS	7.84 MPa
The uniaxial compressive strength, UCS	159.65 MPa	The internal friction angle θ	53.77°
The elastic modulus, E	24.16 GPa	The cohesive force C	21.52 MPa
Poisson’s ratio,	0.238