Properties of Coal and Argillite

Coal

Argillite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-1.52-3

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Fine Grained

1.1.3 Fracture

Conchoidal

Conchoidal to Uneven

1.1.4 Streak

Black

White to Grey

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Dull to Vitreous to Submetallic

Waxy and Dull

1.1.7 Compressive Strength

NANA

0.15 450

1.1.8 Cleavage

Non-Existent

Slaty

1.1.9 Toughness

Not Available

2.6

1.1.10 Specific Gravity

1.1-1.42.56-2.68

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

1100-1400 g/cm³2.54-2.66 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

1.32 kJ/Kg K0.87 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant

Heat Resistant, Impact Resistant

Coal vs Argillite Properties

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