Properties of Slate and Lignite

Slate

Lignite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

3-41

1 7

1.1.2 Grain Size

Very fine-grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Splintery

Conchoidal

1.1.4 Streak

Light to dark brown

Black

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Dull

Dull to Vitreous to Submetallic

1.1.7 Compressive Strength

30.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Slaty

Non-Existent

1.1.9 Toughness

1.2

Not Available

1.1.10 Specific Gravity

2.65-2.81.1-1.4

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.6-2.8 g/cm³800-801 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.76 kJ/Kg K1.26 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Heat Resistant

Slate vs Lignite Properties

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