1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine to Medium Grained
Fine Grained
1.1.3 Fracture
1.1.4 Streak
Bluish Black
White, Greenish White or Grey
1.1.5 Porosity
1.1.6 Luster
Grainy, Pearly and Vitreous
Subvitreous to Dull
1.1.7 Compressive Strength
1.1.8 Cleavage
1.1.9 Toughness
1.1.10 Specific Gravity
Not Available2.75-2.92
0
8.4
1.1.11 Transparency
1.1.12 Density
Not Available1.5-2.5 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
1.2.2 Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
Heat Resistant