1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Medium to Fine Coarse Grained
Large and Coarse Grained
1.1.3 Fracture
1.1.4 Streak
1.1.5 Porosity
Less Porous
Very Less Porous
1.1.6 Luster
Subvitreous to Dull
Earthy
1.1.7 Compressive Strength
175.00 N/mm2230.00 N/mm2
0.15
450
1.1.8 Cleavage
1.1.9 Toughness
Not Available
Not Available
1.1.10 Specific Gravity
1.1.11 Transparency
Opaque
Translucent to Opaque
1.1.12 Density
2.9-2.91 g/cm30-5.7 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.79 kJ/Kg K3.20 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant, Pressure Resistant
Heat Resistant, Impact Resistant, Wear Resistant