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Lignite
Lignite

Coal
Coal



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Lignite
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Coal

Properties of Lignite and Coal

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1 Properties
1.1 Physical Properties
1.1.1 Hardness
11-1.5
Slate
1 7
1.1.2 Grain Size
Medium to Fine Coarse Grained
Medium to Fine Coarse Grained
1.1.3 Fracture
Conchoidal
Conchoidal
1.1.4 Streak
Black
Black
1.1.5 Porosity
Highly Porous
Less Porous
1.1.6 Luster
Dull to Vitreous to Submetallic
Dull to Vitreous to Submetallic
1.1.7 Compressive Strength
NANA
Properties of Obsidian
0.15 450
1.1.8 Cleavage
Non-Existent
Non-Existent
1.1.9 Toughness
Not Available
Not Available
1.1.10 Specific Gravity
1.1-1.41.1-1.4
Granite
0 8.4
1.1.11 Transparency
Opaque
Opaque
1.1.12 Density
800-801 g/cm31100-1400 g/cm3
Granite
0 1400
1.2 Thermal Properties
1.2.1 Specific Heat Capacity
1.26 kJ/Kg K1.32 kJ/Kg K
Properties of Granulite
0.14 3.2
1.2.2 Resistance
Heat Resistant
Heat Resistant

Lignite vs Coal Properties

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