Properties of Anthracite and Argillite
Physical Properties
  
  
Hardness
1-1.5
  
2-3
  
Grain Size
Medium to Fine Coarse Grained
  
Fine Grained
  
Fracture
Conchoidal
  
Conchoidal to Uneven
  
Streak
Black
  
White to Grey
  
Porosity
Less Porous
  
Highly Porous
  
Luster
Shiny
  
Waxy and Dull
  
Cleavage
Non-Existent
  
Slaty
  
Toughness
Not Available
  
2.6
  
Specific Gravity
1.1-1.4
  
2.56-2.68
  
Transparency
Opaque
  
Opaque
  
Density
1.25-2.5 g/cm3
  
2.54-2.66 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
1.32 kJ/Kg K
  
4
0.87 kJ/Kg K
  
14
Resistance
Heat Resistant, Water Resistant
  
Heat Resistant, Impact Resistant
  
Anthracite vs Argillite Properties
Properties of Anthracite and Argillite play an important role in determining the type of rock. Along with Anthracite vs Argillite properties, get to know more about Anthracite Definition and Argillite 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 Anthracite and Argillite.