Properties of Gneiss and Anthracite

Gneiss

Anthracite

Properties of Anthracite and Gneiss

Properties

Physical Properties

Hardness

1-1.5

Grain Size

Medium to Coarse Grained

Medium to Fine Coarse Grained

Fracture

Irregular

Conchoidal

Streak

White

Black

Porosity

Very Less Porous

Less Porous

Luster

Dull

Shiny

Compressive Strength

125.00 N/mm²

Not Available

Cleavage

Poor

Non-Existent

Toughness

1.2

Not Available

Specific Gravity

2.5-2.7

1.1-1.4

Transparency

Translucent to Opaque

Opaque

Density

2.6-2.9 g/cm³

1.25-2.5 g/cm³

Thermal Properties

Specific Heat Capacity

Not Available

1.32 kJ/Kg K

Resistance

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Heat Resistant, Water Resistant

Reserves >>

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Gneiss vs Anthracite Properties

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