1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Very fine-grained
Large and Coarse Grained
1.1.3 Fracture
1.1.4 Streak
Light to dark brown
White
1.1.5 Porosity
1.1.6 Luster
Dull
Dull to Grainy with Sporadic parts Pearly and Vitreous
1.1.7 Compressive Strength
30.00 N/mm2175.00 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
2.6-2.8 g/cm32.6-2.8 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.76 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, Wear Resistant