1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Very fine-grained
Very fine-grained
1.1.3 Fracture
Uneven, Splintery or Conchoidal
Not Available
1.1.4 Streak
1.1.5 Porosity
Highly Porous
Less Porous
1.1.6 Luster
Waxy and Dull
Dull to Pearly to Subvitreous
1.1.7 Compressive Strength
450.00 N/mm2130.00 N/mm2
0.15
450
1.3.7 Cleavage
Non-Existent
Not Available
1.3.8 Toughness
1.3.9 Specific Gravity
1.3.10 Transparency
Translucent to Opaque
Opaque
1.3.11 Density
2.7 g/cm32.6 g/cm3
0
1400
1.4 Thermal Properties
1.4.1 Specific Heat Capacity
0.74 kJ/Kg K0.79 kJ/Kg K
0.14
3.2
1.4.2 Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Wear Resistant