Research Article
A Slope Stability Based Realm Optimization Analysis for an Open Pit Mine in Cold Region: Taking Jiguanshan Molybdenum Mine for Example
Table 1
Mechanical parameters of Jiguanshan molybdenum ore rock body.
| Rock mass | Density /kg/m3 | Deformation modulus /GPa | Poisson’s ratio | Cohesion /MPa | Friction angle /° | Tensile strength /MPa | Compressive strength /MPa |
| Weathered Trachyte tuff | 2600 | 10.43 | 0.27 | 1.44 | 20.53 | 2.17 | 35.25 | Trachyte tuff | 2600 | 20.87 | 0.18 | 2.16 | 41.06 | 2.89 | 47.00 | Quartz trachyte | 2740 | 16.67 | 0.15 | 2.15 | 39.93 | 2.56 | 39.33 | Rhyolite | 2590 | 23.00 | 0.19 | 2.37 | 39.87 | 2.49 | 54.67 |
|
|