Properties of Coal and Shale

Coal

Shale

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-1.53

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Very fine-grained

1.1.3 Fracture

Conchoidal

Not Available

1.1.4 Streak

Black

White

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Dull to Vitreous to Submetallic

Dull

1.1.7 Compressive Strength

NA95.00 N/mm²

0.15 450

1.1.8 Cleavage

Non-Existent

Slaty

1.1.9 Toughness

Not Available

2.6

1.1.10 Specific Gravity

1.1-1.42.2-2.8

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

1100-1400 g/cm³2.4-2.8 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

1.32 kJ/Kg K0.39 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant

Heat Resistant, Impact Resistant

Coal vs Shale Properties

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