1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Coarse Grained
Coarse Grained
1.1.3 Fracture
Conchoidal to Uneven
Conchoidal to Uneven
1.1.4 Streak
Light to dark brown
Light to dark brown
1.1.5 Porosity
Highly Porous
Highly Porous
1.1.6 Luster
Grainy, Pearly and Vitreous
Grainy, Pearly and Vitreous
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/cm32.2-2.35 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.75 kJ/Kg K0.75 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant
Heat Resistant, Impact Resistant