Properties of Andesite and Coal

Andesite

Coal

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

71-1.5

1 7

1.1.2 Grain Size

Very fine-grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Uneven

Conchoidal

1.1.4 Streak

White

Black

1.1.5 Porosity

Less Porous

1.1.6 Luster

Vitreous

Dull to Vitreous to Submetallic

1.1.7 Compressive Strength

225.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Not Available

Non-Existent

1.1.9 Toughness

1.1

Not Available

1.1.10 Specific Gravity

2.5-2.81.1-1.4

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.11-2.36 g/cm³1100-1400 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

2.39 kJ/Kg K1.32 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Wear Resistant

Heat Resistant

Andesite vs Coal Properties

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