Properties of Gneiss and Greywacke
Grain Size
Medium to Coarse Grained
Angular and Fine
Fracture
Irregular
Conchoidal
Porosity
Very Less Porous
Highly Porous
Compressive Strength
Not Available
Specific Gravity
2.5-2.7
2.2-2.8
Transparency
Translucent to Opaque
Opaque
Density
2.6-2.9 g/cm3
2.6-2.61 g/cm3
Resistance
Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant
Heat Resistant, Impact Resistant, Pressure Resistant
Gneiss vs Greywacke Properties
Properties of Gneiss and Greywacke play an important role in determining the type of rock. Along with Gneiss vs Greywacke properties, get to know more about Gneiss Definition and Greywacke 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 Greywacke.