Properties of Coal and Greenschist
Physical Properties
  
  
Hardness
1-1.5
  
3.5-4
  
Grain Size
Medium to Fine Coarse Grained
  
Medium to Fine Coarse Grained
  
Fracture
Conchoidal
  
Conchoidal
  
Streak
Black
  
White
  
Porosity
Less Porous
  
Highly Porous
  
Luster
Dull to Vitreous to Submetallic
  
Shiny
  
Cleavage
Non-Existent
  
Slaty
  
Toughness
Not Available
  
1.5
  
Specific Gravity
1.1-1.4
  
2.5-2.9
  
Transparency
Opaque
  
Opaque
  
Density
1100-1400 g/cm3
  
2.8-2.9 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
1.32 kJ/Kg K
  
4
Not Available
  
Resistance
Heat Resistant
  
Impact Resistant, Pressure Resistant, Water Resistant
  
Coal vs Greenschist Properties
Properties of Coal and Greenschist play an important role in determining the type of rock. Along with Coal vs Greenschist properties, get to know more about Coal Definition and Greenschist 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 Coal and Greenschist.