Properties of Gneiss and Amphibolite

Gneiss

Amphibolite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

76-7

1 7

1.1.2 Grain Size

Medium to Coarse Grained

1.1.3 Fracture

Irregular

Irregular to Conchoidal

1.1.4 Streak

White

White to Grey

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Dull

Vitreous to Dull

1.1.7 Compressive Strength

125.00 N/mm²NA

0.15 450

1.1.8 Cleavage

Poor

Irregular

1.1.9 Toughness

1.2

2.3

1.1.10 Specific Gravity

2.5-2.72.5

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.6-2.9 g/cm³2.85-3.07 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NANA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

Gneiss vs Amphibolite Properties

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