Properties of Phonolite and Nephelinite
Physical Properties
  
  
Hardness
5.5-6
  
6.5
  
Grain Size
Fine Grained
  
Fine Grained
  
Fracture
Conchoidal to Uneven
  
Flat
  
Streak
White
  
White
  
Porosity
Less Porous
  
Less Porous
  
Luster
Greasy to Dull
  
Vitreous to Metallic
  
Compressive Strength
150.00 N/mm2
  
14
35.00 N/mm2
  
29
Cleavage
Poor
  
Imperfect
  
Toughness
Not Available
  
2.7
  
Specific Gravity
2.6
  
2.4-2.9
  
Transparency
Translucent to Opaque
  
Opaque
  
Density
2.6 g/cm3
  
2.5-3 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
Not Available
  
0.88 kJ/Kg K
  
13
Resistance
Heat Resistant, Impact Resistant, Wear Resistant
  
Heat Resistant
  
Phonolite vs Nephelinite Properties
Properties of Phonolite and Nephelinite play an important role in determining the type of rock. Along with Phonolite vs Nephelinite properties, get to know more about Phonolite Definition and Nephelinite 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 Phonolite and Nephelinite.