Properties of Gneiss and Granite
Grain Size
Medium to Coarse Grained
Large and Coarse Grained
Fracture
Irregular
Not Available
Porosity
Very Less Porous
Less Porous
Luster
Dull
Dull to Grainy with Sporadic parts Pearly and Vitreous
Cleavage
Poor
Not Available
Toughness
1.2
Not Available
Specific Gravity
2.5-2.7
2.6-2.7
Transparency
Translucent to Opaque
Opaque
Density
2.6-2.9 g/cm3
2.65-2.75 g/cm3
Specific Heat Capacity
Not Available
Resistance
Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant
Heat Resistant, Wear Resistant
Gneiss vs Granite Properties
Properties of Gneiss and Granite play an important role in determining the type of rock. Along with Gneiss vs Granite properties, get to know more about Gneiss Definition and Granite 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 Gneiss and Granite.