1 Properties
1.1 Physical Properties
1.1.1 Hardness
2.4.6 Grain Size
Large and Coarse Grained
Fine Grained
2.5.1 Fracture
3.1.2 Streak
3.1.4 Porosity
Less Porous
Highly Porous
3.1.6 Luster
Dull to Grainy with Sporadic parts Pearly and Vitreous
Shiny
3.2.2 Compressive Strength
175.00 N/mm21.28 N/mm2
0.15
450
6.1.3 Cleavage
6.1.5 Toughness
Not Available
Not Available
6.1.7 Specific Gravity
6.1.11 Transparency
6.1.12 Density
2.6-2.8 g/cm32.6-4.8 g/cm3
0
1400
6.2 Thermal Properties
6.2.1 Specific Heat Capacity
0.79 kJ/Kg K1.50 kJ/Kg K
0.14
3.2
6.3.2 Resistance
Heat Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Pressure Resistant