Properties
Physical Properties
Hardness
1-2
7
Grain Size
Fine Grained
Coarse Grained
Fracture
Not Available
Conchoidal
Streak
Colorless
Black
Porosity
Highly Porous
Highly Porous
Luster
Dull and Grainy
Not Available
Compressive Strength
Not Available
225.00 N/mm2
7
Cleavage
Not Available
Not Available
Toughness
Not Available
1.6
Specific Gravity
Not Available
2.86-2.87
Transparency
Opaque
Opaque
Density
Not Available
2.7-3.3 g/cm3
Thermal Properties
Resistance
Heat Resistant
Impact Resistant, Pressure Resistant, Wear Resistant
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