Research Article
Stability Analysis of a Steep Rock Slope in a Large Open-Pit Mine in a High-Intensity Area: A Case Study of the Yejiagou Boron Iron Mine
Table 4
Parameters of the rock slope model.
| | Name | Density
(g/cm3) | Poisson’s ratio | Elastic modulus
(MPa) | Volume modulus (MPa) | Shear modulus (MPa) | Friction angle (°) | Cohesion
(KPa) | Tensile strength (MPa) |
| | Random structural plane undeveloped leptynite | 2.64 | 0.24 | 40000 | 25640 | 16130 | 35.00 | 200 | 4.9 | | Random structural plane developed leptynite | 2.6 | 0.25 | 32000 | 21333 | 12800 | 32.00 | 120 | 4.0 |
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