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
Uneven
Uneven, Splintery or Conchoidal
1.1.4 Streak
Light to dark brown
White
1.1.5 Porosity
Less 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
Transparent to Translucent
Translucent to Opaque
1.1.12 Density
2.7-2.9 g/cm3Not Available
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.92 kJ/Kg K3.20 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant