Properties
Physical Properties
Hardness
6-7
6-7
Grain Size
Fine Grained
Large and Coarse Grained
Fracture
Conchoidal
Not Available
Streak
White
White
Porosity
Highly Porous
Less Porous
Luster
Dull
Dull to Grainy with Sporadic parts Pearly and Vitreous
Compressive Strength
Not Available
175.00 N/mm2
13
Cleavage
Not Available
Not Available
Toughness
2.6
Not Available
Specific Gravity
2.54-2.73
2.6-2.7
Transparency
Opaque
Opaque
Density
2.6-2.7 g/cm3
2.65-2.75 g/cm3
Thermal Properties
Specific Heat Capacity
Not Available
0.79 kJ/Kg K
16
Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Water Resistant
Heat Resistant, Wear Resistant
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