Properties
Physical Properties
Hardness
6.5-73-4
1
7
👆🏻
Grain Size
Very fine-grained
Fine Grained
Fracture
Uneven, Splintery or Conchoidal
Splintery
Streak
White
White
Porosity
Highly Porous
Highly Porous
Luster
Waxy and Dull
Dull to Pearly
Compressive Strength
450.00 N/mm280.00 N/mm2
0.15
450
👆🏻
Cleavage
Not Available
Not Available
Toughness
1.5
1
Specific Gravity
2.5-2.81.68
0
8.4
👆🏻
Transparency
Translucent to Opaque
Opaque
Density
2.7 g/cm32.71 g/cm3
0
1400
👆🏻
Thermal Properties
Specific Heat Capacity
0.74 kJ/Kg K1.09 kJ/Kg K
0.14
3.2
👆🏻
Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
Impact Resistant, Pressure Resistant, Wear Resistant