Properties of Gneiss and Mylonite

Gneiss

Mylonite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

73-4

1 7

1.1.2 Grain Size

Medium to Coarse Grained

Fine Grained

1.1.3 Fracture

Irregular

Conchoidal

1.1.4 Streak

White

1.1.5 Porosity

Very Less Porous

Highly Porous

1.1.6 Luster

Dull

Shiny

1.1.7 Compressive Strength

125.00 N/mm²1.28 N/mm²

0.15 450

1.1.8 Cleavage

Poor

Conchoidal

1.1.9 Toughness

1.2

Not Available

1.1.10 Specific Gravity

2.5-2.72.97-3.05

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.6-2.9 g/cm³2.6-4.8 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA1.50 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Heat Resistant, Impact Resistant, Pressure Resistant

Gneiss vs Mylonite Properties

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