1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Large and Coarse Grained
Medium to Fine Coarse Grained
1.1.3 Fracture
1.1.4 Streak
1.1.5 Porosity
Less Porous
Highly Porous
1.1.6 Luster
Dull to Grainy with Sporadic parts Pearly and Vitreous
Dull to Vitreous to Submetallic
1.1.7 Compressive Strength
1.1.8 Cleavage
Not Available
Non-Existent
1.1.9 Toughness
Not Available
Not Available
1.1.10 Specific Gravity
1.1.11 Transparency
1.1.12 Density
2.6-2.8 g/cm3800-801 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.79 kJ/Kg K1.26 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Wear Resistant
Heat Resistant