Properties of Tonalite and Pegmatite
Physical Properties
  
  
Hardness
6-7
  
7
  
Grain Size
Medium to Fine Coarse Grained
  
Medium to Coarse Grained
  
Fracture
Conchoidal
  
Conchoidal
  
Streak
Bluish Black
  
White
  
Porosity
Very Less Porous
  
Less Porous
  
Luster
Subvitreous to Dull
  
Grainy, Pearly and Vitreous
  
Compressive Strength
Not Available
  
178.54 N/mm
2
  
12
Cleavage
Not Available
  
Perfect
  
Toughness
2.1
  
2.1
  
Specific Gravity
2.86-3
  
2.6-2.63
  
Transparency
Opaque
  
Translucent to Opaque
  
Density
2.73 g/cm3
  
2.6-2.65 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
0.92 kJ/Kg K
  
10
Not Available
  
Resistance
Heat Resistant, Pressure Resistant, Water Resistant
  
Heat Resistant, Impact Resistant, Pressure Resistant
  
Tonalite vs Pegmatite Properties
Properties of Tonalite and Pegmatite play an important role in determining the type of rock. Along with Tonalite vs Pegmatite properties, get to know more about Tonalite Definition and Pegmatite 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 Tonalite and Pegmatite.