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Properties of Porphyry and Anthracite


Properties of Anthracite and Porphyry


Properties

Physical Properties
  
  

Hardness
6-7   
1-1.5   

Grain Size
Fine Grained   
Medium to Fine Coarse Grained   

Fracture
Irregular   
Conchoidal   

Streak
White   
Black   

Porosity
Less Porous   
Less Porous   

Luster
Dull   
Shiny   

Cleavage
Imperfect   
Non-Existent   

Toughness
1.7   
Not Available   

Specific Gravity
2.5-4   
1.1-1.4   

Transparency
Translucent to Opaque   
Opaque   

Density
2.5-2.52 g/cm3   
1.25-2.5 g/cm3   

Thermal Properties
  
  

Specific Heat Capacity
Not Available   
1.32 kJ/Kg K   
4

Resistance
Heat Resistant, Impact Resistant   
Heat Resistant, Water Resistant   

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Porphyry vs Anthracite Properties

Properties of Porphyry and Anthracite play an important role in determining the type of rock. Along with Porphyry vs Anthracite properties, get to know more about Porphyry Definition and Anthracite 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 Anthracite.

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