Properties of Porphyry and Aplite
Physical Properties
  
  
Hardness
6-7
  
6.5
  
Grain Size
Fine Grained
  
Very fine-grained
  
Fracture
Irregular
  
Not Available
  
Streak
White
  
White
  
Porosity
Less Porous
  
Less Porous
  
Luster
Dull
  
Dull to Pearly to Subvitreous
  
Compressive Strength
Not Available
  
130.00 N/mm
2
  
16
Cleavage
Imperfect
  
Not Available
  
Toughness
1.7
  
Not Available
  
Specific Gravity
2.5-4
  
2.6
  
Transparency
Translucent to Opaque
  
Opaque
  
Density
2.5-2.52 g/cm3
  
2.6 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
Not Available
  
0.79 kJ/Kg K
  
16
Resistance
Heat Resistant, Impact Resistant
  
Heat Resistant, Wear Resistant
  
Porphyry vs Aplite Properties
Properties of Porphyry and Aplite play an important role in determining the type of rock. Along with Porphyry vs Aplite properties, get to know more about Porphyry Definition and Aplite 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 Porphyry and Aplite.