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
Conchoidal
1.1.4 Streak
Light to dark brown
Vermilion
1.1.5 Porosity
Highly Porous
Less Porous
1.1.6 Luster
Grainy, Pearly and Vitreous
Resinous
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/cm33.058 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.75 kJ/Kg K0.56 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Heat Resistant, Impact Resistant
Heat Resistant, Impact Resistant, Wear Resistant