1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine Grained
Coarse Grained
1.1.3 Fracture
Conchoidal
Conchoidal to Uneven
1.1.4 Streak
Black
Light to dark brown
1.1.5 Porosity
Highly Porous
Highly Porous
1.1.6 Luster
Not Available
Grainy, Pearly and Vitreous
1.1.7 Compressive Strength
1.1.8 Cleavage
Not Available
Not Available
1.1.9 Toughness
1.1.10 Specific Gravity
Not Available4.3-5.0
0
8.4
1.1.11 Transparency
1.1.12 Density
Not Available2.2-2.35 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
1.2.2 Resistance
Impact Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant