Properties of Gneiss and Pantellerite
Physical Properties
  
  
Hardness
7
  
6-7
  
Grain Size
Medium to Coarse Grained
  
Fine Grained
  
Fracture
Irregular
  
Sub-conchoidal
  
Streak
White
  
Unknown
  
Porosity
Very Less Porous
  
Less Porous
  
Luster
Dull
  
Earthy
  
Compressive Strength
125.00 N/mm
2
  
17
Not Available
  
Cleavage
Poor
  
Conchoidal
  
Toughness
1.2
  
2
  
Specific Gravity
2.5-2.7
  
Not Available
  
Transparency
Translucent to Opaque
  
Translucent to Opaque
  
Density
2.6-2.9 g/cm3
  
Not Available
  
Thermal Properties
  
  
Resistance
Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant
  
Heat Resistant
  
Gneiss vs Pantellerite Properties
Properties of Gneiss and Pantellerite play an important role in determining the type of rock. Along with Gneiss vs Pantellerite properties, get to know more about Gneiss Definition and Pantellerite 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 Pantellerite.