1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Medium Grained
Fine to Medium Grained
1.1.3 Fracture
1.1.4 Streak
Bluish Black
Bluish Black
1.1.5 Porosity
Highly Porous
Less Porous
1.1.6 Luster
Dull
Grainy, Pearly and Vitreous
1.1.7 Compressive Strength
4.1.1 Cleavage
Not Available
Not Available
4.2.1 Toughness
4.2.2 Specific Gravity
5.3.6 Transparency
5.3.7 Density
Not AvailableNot Available
0
1400
1.3 Thermal Properties
1.3.1 Specific Heat Capacity
1.7.7 Resistance
Heat Resistant, Impact Resistant
Heat Resistant, Pressure Resistant, Wear Resistant