1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine Grained
Fine Grained
1.1.3 Fracture
1.1.4 Streak
White, Greenish White or Grey
White
1.1.5 Porosity
Highly Porous
Highly Porous
1.1.6 Luster
1.1.7 Compressive Strength
51.20 N/mm21.28 N/mm2
0.15
450
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/cm32.6-4.8 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
0.87 kJ/Kg K1.50 kJ/Kg K
0.14
3.2
1.2.2 Resistance
Impact Resistant, Pressure Resistant
Heat Resistant, Impact Resistant, Pressure Resistant