1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine to Medium Grained
Very fine-grained
1.1.3 Fracture
1.1.4 Streak
1.1.5 Porosity
Less Porous
Highly Porous
1.1.6 Luster
Grainy, Pearly and Vitreous
Vitreous
1.1.7 Compressive Strength
1.1.8 Cleavage
Not Available
Non-Existent
1.1.9 Toughness
1.1.10 Specific Gravity
Not Available2.5-2.8
0
8.4
1.1.11 Transparency
Opaque
Translucent to Opaque
1.1.12 Density
Not Available2.7-2.71 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, Impact Resistant, Pressure Resistant, Wear Resistant