Effect Of Open-Pit Blasting Vibrations on a Hanging-Wall Slope: A Case Study of the Beizhan Iron Mine in China

Table 1

Statistic of the test results of physical and mechanical properties of rock strata.

Rock layer	Unit weight (kN/m^3)	Elasticity modulus (GPa)	Poisson’s ratio	Cohesion (MPa)	Internal friction angle (°)
Roof	25.90	22.5	0.22	11.5	32.02
Orebody	24.80	34.2	0.16	9.8	35.1
Floor	27.10	50	0.17	10.23	31.6