Properties of Gneiss and Quartzite

Gneiss

Quartzite

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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

Medium Grained

1.1.3 Fracture

Irregular

Uneven, Splintery or Conchoidal

1.1.4 Streak

White

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Dull

Vitreous

1.1.7 Compressive Strength

125.00 N/mm²115.00 N/mm²

0.15 450

1.1.8 Cleavage

Poor

Indiscernible

1.1.9 Toughness

1.2

1.9

1.1.10 Specific Gravity

2.5-2.72.6-2.8

0 8.4

1.1.11 Transparency

Translucent to Opaque

Transparent to Translucent

1.1.12 Density

2.6-2.9 g/cm³2.32-2.42 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.75 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, Wear Resistant

Gneiss vs Quartzite Properties

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