Properties of Pegmatite and Nepheline Syenite

Pegmatite

Nepheline Syenite

Properties of Nepheline Syenite and Pegmatite

Properties

Physical Properties

Hardness

5.5-6

Grain Size

Medium to Coarse Grained

Fine Grained

Fracture

Conchoidal

Conchoidal to Uneven

Streak

White

Porosity

Less Porous

Luster

Grainy, Pearly and Vitreous

Greasy to Dull

Compressive Strength

178.54 N/mm²

150.00 N/mm²

Cleavage

Perfect

Poor

Toughness

2.1

Not Available

Specific Gravity

2.6-2.63

2.6

Transparency

Translucent to Opaque

Density

2.6-2.65 g/cm³

2.6 g/cm³

Thermal Properties

Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Heat Resistant, Impact Resistant, Wear Resistant

Reserves >>

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Pegmatite vs Nepheline Syenite Properties

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