Properties of Limestone and Coal

Limestone

Coal

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

3-41-1.5

1 7

1.1.2 Grain Size

Fine Grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Splintery

Conchoidal

1.1.4 Streak

White

Black

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull to Pearly

Dull to Vitreous to Submetallic

1.1.7 Compressive Strength

115.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Non-Existent

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.3-2.71.1-1.4

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.3-2.7 g/cm³1100-1400 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.91 kJ/Kg K1.32 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Pressure Resistant

Heat Resistant

Limestone vs Coal Properties

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