Properties of Basalt and Coal

Basalt

Coal

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

61-1.5

1 7

1.1.2 Grain Size

Fine Grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Conchoidal

1.1.4 Streak

White to Grey

Black

1.1.5 Porosity

Less Porous

1.1.6 Luster

Not Available

Dull to Vitreous to Submetallic

1.1.7 Compressive Strength

37.40 N/mm²NA

0.15 450

1.1.8 Cleavage

Not Available

Non-Existent

1.1.9 Toughness

2.3

Not Available

1.1.10 Specific Gravity

2.8-31.1-1.4

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.9-3.1 g/cm³1100-1400 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.84 kJ/Kg K1.32 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Wear Resistant

Heat Resistant

Basalt vs Coal Properties

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