Properties of Lignite and Shale

Lignite

Shale

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

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

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

800-801 g/cm³2.4-2.8 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

1.26 kJ/Kg K0.39 kJ/Kg K

0.14 3.2

3.2.2 Resistance

Heat Resistant

Heat Resistant, Impact Resistant

Lignite vs Shale Properties

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