Properties of Gneiss and Nepheline Syenite

Gneiss

Nepheline Syenite

Add ⊕

1 Properties

1.1 Physical Properties

1.1.1 Hardness

75.5-6

1 7

1.1.2 Grain Size

Medium to Coarse Grained

Fine Grained

1.1.3 Fracture

Irregular

Conchoidal to Uneven

1.1.4 Streak

White

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Dull

Greasy to Dull

1.1.7 Compressive Strength

125.00 N/mm²150.00 N/mm²

0.15 450

1.1.8 Cleavage

Poor

1.1.9 Toughness

1.2

Not Available

1.1.10 Specific Gravity

2.5-2.72.6

0 8.4

1.1.11 Transparency

Translucent to Opaque

1.1.12 Density

2.6-2.9 g/cm³2.6 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, Pressure Resistant, Scratch Resistant, Wear Resistant

Heat Resistant, Impact Resistant, Wear Resistant

Gneiss vs Nepheline Syenite Properties

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