1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine Grained
Medium to Fine Coarse Grained
1.1.3 Fracture
Uneven, Splintery or Conchoidal
Not Available
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/cm32.6-2.8 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.74 kJ/Kg K0.92 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Impact Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Wear Resistant