Properties of Anthracite and Chalk

Anthracite

Chalk

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-1.51

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Very fine-grained

1.1.3 Fracture

Conchoidal

Not Available

1.1.4 Streak

Black

White

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Shiny

Dull

1.1.7 Compressive Strength

NANA

0.15 450

1.1.8 Cleavage

Non-Existent

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

1.1-1.42.3-2.4

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

1.25-2.5 g/cm³2.49-2.50 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

1.32 kJ/Kg K0.90 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Water Resistant

Heat Resistant

Anthracite vs Chalk Properties

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