Properties of Gneiss and Flint

Gneiss

Flint

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1 7

1.1.2 Grain Size

Medium to Coarse Grained

Very 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

Vitreous

1.1.7 Compressive Strength

125.00 N/mm²450.00 N/mm²

0.15 450

1.1.8 Cleavage

Poor

Non-Existent

1.1.9 Toughness

1.2

1.5

1.1.10 Specific Gravity

2.5-2.72.5-2.8

0 8.4

1.1.11 Transparency

Translucent to Opaque

1.1.12 Density

2.6-2.9 g/cm³2.7-2.71 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.74 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 Flint Properties

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