Properties of Syenite and Gneiss

Syenite

Gneiss

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

5.5-67

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Medium to Coarse Grained

1.1.3 Fracture

Not Available

Irregular

1.1.4 Streak

White

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Subvitreous to Dull

Dull

1.1.7 Compressive Strength

150.00 N/mm²125.00 N/mm²

0.15 450

1.1.8 Cleavage

Perfect

Poor

1.1.9 Toughness

Not Available

1.2

1.1.10 Specific Gravity

2.6-2.72.5-2.7

0 8.4

1.1.11 Transparency

Opaque

Translucent to Opaque

1.1.12 Density

2.6-2.8 g/cm³2.6-2.9 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Wear Resistant

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Syenite vs Gneiss Properties

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