Properties of Argillite and Tephrite
Physical Properties
  
  
Hardness
2-3
  
6.5
  
Grain Size
Fine Grained
  
Medium to Fine Coarse Grained
  
Fracture
Conchoidal to Uneven
  
Uneven
  
Streak
White to Grey
  
Bluish Black
  
Porosity
Highly Porous
  
Very Less Porous
  
Luster
Waxy and Dull
  
Subvitreous to Dull
  
Compressive Strength
Not Available
  
90.00 N/mm
2
  
22
Cleavage
Slaty
  
Crenulation and Pervasive
  
Toughness
2.6
  
2.4
  
Specific Gravity
2.56-2.68
  
2.86
  
Transparency
Opaque
  
Opaque
  
Density
2.54-2.66 g/cm3
  
2.8-2.9 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
0.87 kJ/Kg K
  
14
0.92 kJ/Kg K
  
10
Resistance
Heat Resistant, Impact Resistant
  
Heat Resistant, Impact Resistant
  
Argillite vs Tephrite Properties
Properties of Argillite and Tephrite play an important role in determining the type of rock. Along with Argillite vs Tephrite properties, get to know more about Argillite Definition and Tephrite 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 Argillite and Tephrite.