1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Medium to Fine Coarse Grained
Very fine-grained
1.1.3 Fracture
Uneven
Uneven, Splintery or Conchoidal
1.1.4 Streak
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
Opaque
Translucent to Opaque
1.1.12 Density
2.9-3 g/cm32.7 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
1.2.2 Resistance
Heat Resistant, Pressure Resistant
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant