Properties of Marble and Coal

Marble

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

Medium Grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Not Available

Conchoidal

1.1.4 Streak

White

Black

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull to Pearly to Subvitreous

Dull to Vitreous to Submetallic

1.1.7 Compressive Strength

115.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Perfect

Non-Existent

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.86-2.871.1-1.4

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

2.4-2.7 g/cm³1100-1400 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.88 kJ/Kg K1.32 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant

Marble vs Coal Properties

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