1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine Grained
Large and Coarse Grained
1.1.3 Fracture
Uneven
Uneven, Splintery or Conchoidal
1.1.4 Streak
White, Greenish White or Grey
White
1.1.5 Porosity
Less Porous
Highly Porous
1.1.6 Luster
Subvitreous to Dull
Earthy
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
1.5-2.5 g/cm3Not Available
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.88 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