Properties of Pegmatite and Argillite

Pegmatite

Argillite

Properties of Argillite and Pegmatite

Properties

Physical Properties

Hardness

2-3

Grain Size

Medium to Coarse Grained

Fine Grained

Fracture

Conchoidal

Conchoidal to Uneven

Streak

White

White to Grey

Porosity

Less Porous

Highly Porous

Luster

Grainy, Pearly and Vitreous

Waxy and Dull

Compressive Strength

178.54 N/mm²

Not Available

Cleavage

Perfect

Slaty

Toughness

2.1

2.6

Specific Gravity

2.6-2.63

2.56-2.68

Transparency

Translucent to Opaque

Opaque

Density

2.6-2.65 g/cm³

2.54-2.66 g/cm³

Thermal Properties

Specific Heat Capacity

Not Available

0.87 kJ/Kg K

Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Heat Resistant, Impact Resistant

Reserves >>

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Pegmatite vs Argillite Properties

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