1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine Grained
Fine 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
Waxy and Dull
Subvitreous to Dull
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
2.7 g/cm32.8-2.9 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.74 kJ/Kg K0.95 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Impact Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant