Properties of Coal and Quartzite

Coal

Quartzite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-1.56-7

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Medium Grained

1.1.3 Fracture

Conchoidal

Uneven, Splintery or Conchoidal

1.1.4 Streak

Black

White

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull to Vitreous to Submetallic

Vitreous

1.1.7 Compressive Strength

NA115.00 N/mm²

0.15 450

1.1.8 Cleavage

Non-Existent

Indiscernible

1.1.9 Toughness

Not Available

1.9

1.1.10 Specific Gravity

1.1-1.42.6-2.8

0 8.4

1.1.11 Transparency

Opaque

Transparent to Translucent

1.1.12 Density

1100-1400 g/cm³2.32-2.42 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

1.32 kJ/Kg K0.75 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant

Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant

Coal vs Quartzite Properties

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