1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Medium to Fine Coarse Grained
Fine Grained
1.1.3 Fracture
1.1.4 Streak
1.1.5 Porosity
1.1.6 Luster
Subvitreous to Dull
Earthy
1.1.7 Compressive Strength
175.00 N/mm237.40 N/mm2
0.15
450
1.1.8 Cleavage
1.1.9 Toughness
1.1.10 Specific Gravity
1.1.11 Transparency
1.1.12 Density
2.9-2.91 g/cm32.9-3.1 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.79 kJ/Kg K0.84 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant, Pressure Resistant
Heat Resistant, Pressure Resistant, Wear Resistant