Properties of Coal and Marble

Coal

Marble

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-1.53-4

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Medium Grained

1.1.3 Fracture

Conchoidal

Not Available

1.1.4 Streak

Black

White

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull to Vitreous to Submetallic

Dull to Pearly to Subvitreous

1.1.7 Compressive Strength

NA115.00 N/mm²

0.15 450

1.1.8 Cleavage

Non-Existent

Perfect

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

1.1-1.42.86-2.87

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

1100-1400 g/cm³2.4-2.7 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

1.32 kJ/Kg K0.88 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant

Coal vs Marble Properties

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