1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine Grained
Coarse Grained
1.1.3 Fracture
1.1.4 Streak
Black
Light to dark brown
1.1.5 Porosity
Less Porous
Highly Porous
1.1.6 Luster
Vitreous
Grainy, Pearly and Vitreous
1.1.7 Compressive Strength
1.1.8 Cleavage
Not Available
Not Available
1.1.9 Toughness
Not Available
Not Available
1.1.10 Specific Gravity
1.1.11 Transparency
Translucent to Opaque
Opaque
1.1.12 Density
2.9-3.1 g/cm32.2-2.35 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
1.2.2 Resistance
Heat Resistant, Impact Resistant, Pressure Resistant
Heat Resistant, Impact Resistant