1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Very fine-grained
Large and Coarse Grained
1.1.3 Fracture
Not Available
Uneven, Splintery or Conchoidal
1.1.4 Streak
1.1.5 Porosity
Highly Porous
Highly Porous
1.1.6 Luster
1.1.7 Compressive Strength
1.1.8 Cleavage
1.1.9 Toughness
1.1.10 Specific Gravity
1.1.11 Transparency
Opaque
Translucent to Opaque
1.1.12 Density
2.4-2.8 g/cm3Not Available
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.39 kJ/Kg K3.20 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant