Properties of Granite and Gneiss
Properties
Physical Properties
Hardness
6-7
7
Grain Size
Large and Coarse Grained
Medium to Coarse Grained
Fracture
Not Available
Irregular
Streak
White
White
Porosity
Less Porous
Very Less Porous
Luster
Dull to Grainy with Sporadic parts Pearly and Vitreous
Dull
Compressive Strength
175.00 N/mm2
13
125.00 N/mm2
17
Cleavage
Not Available
Poor
Toughness
Not Available
1.2
Specific Gravity
2.6-2.7
2.5-2.7
Transparency
Opaque
Translucent to Opaque
Density
2.65-2.75 g/cm3
2.6-2.9 g/cm3
Thermal Properties
Specific Heat Capacity
0.79 kJ/Kg K
16
Not Available
Resistance
Heat Resistant, Wear Resistant
Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant
Granite vs Gneiss Properties
Properties of Granite and Gneiss play an important role in determining the type of rock. Along with Granite vs Gneiss properties, get to know more about Granite Definition and Gneiss Definition. For the ease of understanding, the properties of rocks are divided into physical and thermal properties. Rocks have a variety of properties like hardness, color, specific gravity, fracture, cleavage, luster etc. Know all about physical and thermal properties of Granite and Gneiss.
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