Properties of Gneiss and Basalt

Gneiss

Basalt

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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

Fine Grained

1.1.3 Fracture

Irregular

Conchoidal

1.1.4 Streak

White

White to Grey

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Dull

Not Available

1.1.7 Compressive Strength

125.00 N/mm²37.40 N/mm²

0.15 450

1.1.8 Cleavage

Poor

Not Available

1.1.9 Toughness

1.2

2.3

1.1.10 Specific Gravity

2.5-2.72.8-3

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.6-2.9 g/cm³2.9-3.1 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.84 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

Gneiss vs Basalt Properties

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