Properties of Nepheline Syenite and Gneiss

Nepheline 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

Fine Grained

Medium to Coarse Grained

1.1.3 Fracture

Conchoidal to Uneven

Irregular

1.1.4 Streak

White

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Greasy to Dull

Dull

1.1.7 Compressive Strength

150.00 N/mm²125.00 N/mm²

0.15 450

1.1.8 Cleavage

Poor

1.1.9 Toughness

Not Available

1.2

1.1.10 Specific Gravity

2.62.5-2.7

0 8.4

1.1.11 Transparency

Translucent to Opaque

1.1.12 Density

2.6 g/cm³2.6-2.9 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NANA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Wear Resistant

Heat Resistant, Pressure Resistant, Scratch Resistant, Wear Resistant

Nepheline Syenite vs Gneiss Properties

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