Properties of Pseudotachylite and Phonolite
Physical Properties
  
  
Hardness
7
  
5.5-6
  
Grain Size
Very fine-grained
  
Fine Grained
  
Fracture
Uneven
  
Conchoidal to Uneven
  
Streak
Light to dark brown
  
White
  
Porosity
Less Porous
  
Less Porous
  
Luster
Vitreous
  
Greasy to Dull
  
Compressive Strength
60.00 N/mm2
  
25
150.00 N/mm2
  
14
Cleavage
Irregular
  
Poor
  
Toughness
Not Available
  
Not Available
  
Specific Gravity
2.46-2.86
  
2.6
  
Transparency
Transparent to Translucent
  
Translucent to Opaque
  
Density
2.7-2.9 g/cm3
  
2.6 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
0.92 kJ/Kg K
  
10
Not Available
  
Resistance
Heat Resistant
  
Heat Resistant, Impact Resistant, Wear Resistant
  
Pseudotachylite vs Phonolite Properties
Properties of Pseudotachylite and Phonolite play an important role in determining the type of rock. Along with Pseudotachylite vs Phonolite properties, get to know more about Pseudotachylite Definition and Phonolite 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 Pseudotachylite and Phonolite.