1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine Grained
Coarse Grained
1.1.3 Fracture
Planar
Conchoidal to Uneven
1.1.4 Streak
White, Greenish White or Grey
Light to dark brown
1.1.5 Porosity
Highly Porous
Highly Porous
1.1.6 Luster
Earthy
Grainy, Pearly and Vitreous
1.1.7 Compressive Strength
1.1.8 Cleavage
1.1.9 Toughness
1.1.10 Specific Gravity
1.1.11 Transparency
1.1.12 Density
0.25-0.3 g/cm32.2-2.35 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.87 kJ/Kg K0.75 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Impact Resistant, Pressure Resistant
Heat Resistant, Impact Resistant