Properties of Andesite and Gneiss

Andesite

Gneiss

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1 7

1.1.2 Grain Size

Very fine-grained

Medium to Coarse Grained

1.1.3 Fracture

Uneven

Irregular

1.1.4 Streak

White

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Vitreous

Dull

1.1.7 Compressive Strength

225.00 N/mm²125.00 N/mm²

0.15 450

1.1.8 Cleavage

Not Available

Poor

1.1.9 Toughness

1.1

1.2

1.1.10 Specific Gravity

2.5-2.82.5-2.7

0 8.4

1.1.11 Transparency

Opaque

Translucent to Opaque

1.1.12 Density

2.11-2.36 g/cm³2.6-2.9 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

2.39 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Andesite vs Gneiss Properties

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