Properties of Anthracite and Pumice

Anthracite

Pumice

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-1.56

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Fine Grained

1.1.3 Fracture

Conchoidal

Planar

1.1.4 Streak

Black

White, Greenish White or Grey

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Shiny

Earthy

1.1.7 Compressive Strength

NA51.20 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

0 8.4

1.1.11 Transparency

Opaque

1.1.12 Density

1.25-2.5 g/cm³0.25-0.3 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

1.32 kJ/Kg K0.87 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Water Resistant

Impact Resistant, Pressure Resistant

Anthracite vs Pumice Properties

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