Physical Properties
Hardness
3.5-47
1
7
👆🏻
Grain Size
Medium to Fine Coarse Grained
Fine Grained
Fracture
Conchoidal
Uneven, Splintery or Conchoidal
Streak
White
White
Porosity
Less Porous
Highly Porous
Luster
Vitreous and Pearly
Waxy and Dull
Compressive Strength
140.00 N/mm2100.00 N/mm2
0.15
450
👆🏻
Cleavage
Perfect
-
Toughness
1
1.5
Specific Gravity
2.8-32.5-2.8
0
8.4
👆🏻
Transparency
Transparent to Translucent
Translucent to Opaque
Density
2.8-2.9 g/cm32.7 g/cm3
0
1400
👆🏻
Thermal Properties
Specific Heat Capacity
0.92 kJ/Kg K0.74 kJ/Kg K
0.14
3.2
👆🏻
Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant