1 Properties
1.1 Physical Properties
1.1.1 Hardness
1.1.2 Grain Size
Fine to Coarse Grained
Very fine-grained
1.1.3 Fracture
Conchoidal
Uneven, Splintery or Conchoidal
1.1.4 Streak
1.1.5 Porosity
Less Porous
Highly Porous
1.1.6 Luster
Not Available
Waxy and Dull
1.1.7 Compressive Strength
1.1.8 Cleavage
Not Available
Non-Existent
1.1.9 Toughness
1.1.10 Specific Gravity
1.1.11 Transparency
Opaque
Translucent to Opaque
1.1.12 Density
Not Available2.7 g/cm3
0
1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
1.2.2 Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant