Compressive strength (MPa) | 14 - 18.55 |
| 16.28 |
Tensile strength (MPa) | 0.95 - 3.35 |
| 2.15 |
Hardness 1 Kg (MPa) | 2 - 10.11 |
| 6.05 |
Hardness 20 Kg (Mpa) | 7.35 ? 10.76 |
| 9.05 |
Cohesion (MPa) | 10 |
| 10 |
Angle of friction (˚) | 25 - 27 |
| 26 |