1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine to Medium Grained
Fine to Medium Grained
1.1.3 Fracture
1.1.4 Streak
Bluish Black
White to Grey
1.1.5 Porosity
Less Porous
Highly Porous
1.1.6 Luster
Grainy, Pearly and Vitreous
Dull
1.1.7 Compressive Strength
1.1.8 Cleavage
1.1.9 Toughness
1.1.10 Specific Gravity
1.1.11 Transparency
1.1.12 Density
Not Available2.8-2.9 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
1.2.2 Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
Impact Resistant, Pressure Resistant