Properties of Dacite and Pegmatite
Physical Properties
  
  
Hardness
2-2.25
  
7
  
Grain Size
Medium to Fine Coarse Grained
  
Medium to Coarse Grained
  
Fracture
Conchoidal
  
Conchoidal
  
Streak
White
  
White
  
Porosity
Less Porous
  
Less Porous
  
Luster
Subvitreous to Dull
  
Grainy, Pearly and Vitreous
  
Compressive Strength
Not Available
  
178.54 N/mm
2
  
12
Cleavage
Perfect
  
Perfect
  
Toughness
Not Available
  
2.1
  
Specific Gravity
2.86-2.87
  
2.6-2.63
  
Transparency
Translucent
  
Translucent to Opaque
  
Density
2.77-2.771 g/cm3
  
2.6-2.65 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
0.92 kJ/Kg K
  
10
Not Available
  
Resistance
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant
  
Heat Resistant, Impact Resistant, Pressure Resistant
  
Dacite vs Pegmatite Properties
Properties of Dacite and Pegmatite play an important role in determining the type of rock. Along with Dacite vs Pegmatite properties, get to know more about Dacite 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 Dacite and Pegmatite.