Properties of Basalt and Coal
Properties
Physical Properties
Hardness
6
1-1.5
Grain Size
Fine Grained
Medium to Fine Coarse Grained
Fracture
Conchoidal
Conchoidal
Streak
White to Grey
Black
Porosity
Less Porous
Less Porous
Luster
Not Available
Dull to Vitreous to Submetallic
Compressive Strength
37.40 N/mm2
28
Not Available
Cleavage
Not Available
Non-Existent
Toughness
2.3
Not Available
Specific Gravity
2.8-3
1.1-1.4
Transparency
Opaque
Opaque
Density
2.9-3.1 g/cm3
1100-1400 g/cm3
Thermal Properties
Specific Heat Capacity
0.84 kJ/Kg K
15
1.32 kJ/Kg K
4
Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
Heat Resistant
Basalt vs Coal Properties
Properties of Basalt and Coal play an important role in determining the type of rock. Along with Basalt vs Coal properties, get to know more about Basalt Definition and Coal 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 Basalt and Coal.
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