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