1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Medium to Fine Coarse Grained
Fine to Coarse Grained
1.1.3 Fracture
1.1.4 Streak
Bluish Black
White, Greenish White or Grey
1.1.5 Porosity
Very Less Porous
Very Less Porous
1.1.6 Luster
Subvitreous to Dull
Metallic
1.1.7 Compressive Strength
90.00 N/mm2200.00 N/mm2
0.15
450
1.1.8 Cleavage
Crenulation and Pervasive
Disjunctive
1.1.9 Toughness
1.1.10 Specific Gravity
1.1.11 Transparency
1.1.12 Density
2.8-2.9 g/cm31.6-2.5 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.92 kJ/Kg K0.92 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant
Heat Resistant