1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Large and Coarse Grained
Medium to Fine Coarse Grained
1.1.3 Fracture
Uneven, Splintery or Conchoidal
Conchoidal
1.1.4 Streak
1.1.5 Porosity
Highly Porous
Less 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
Translucent to Opaque
Opaque
1.1.12 Density
Not Available1.25-2.5 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
3.20 kJ/Kg K1.32 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Water Resistant