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
Not Available
1.1.4 Streak
1.1.5 Porosity
Highly Porous
Less Porous
1.1.6 Luster
Earthy
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
Not Available2.9-2.91 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
3.20 kJ/Kg K0.79 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Pressure Resistant