1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Coarse Grained
Medium to Fine Coarse Grained
1.1.3 Fracture
Conchoidal to Uneven
Fibrous
1.1.4 Streak
Light to dark brown
Unknown
1.1.5 Porosity
Highly Porous
Highly Porous
1.1.6 Luster
Grainy, Pearly and Vitreous
Earthy
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
1.1.12 Density
2.2-2.35 g/cm30-300 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.75 kJ/Kg K0.72 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant
Heat Resistant, Impact Resistant, Pressure Resistant