Properties of Pegmatite and Mylonite

Pegmatite

Mylonite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

73-4

1 7

1.1.2 Grain Size

Medium to Coarse Grained

Fine Grained

1.1.3 Fracture

Conchoidal

1.1.4 Streak

White

1.1.5 Porosity

Less Porous

Highly Porous

1.1.6 Luster

Grainy, Pearly and Vitreous

Shiny

1.1.7 Compressive Strength

178.54 N/mm²1.28 N/mm²

0.15 450

1.1.8 Cleavage

Perfect

Conchoidal

1.1.9 Toughness

2.1

Not Available

1.1.10 Specific Gravity

2.6-2.632.97-3.05

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.6-2.65 g/cm³2.6-4.8 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA1.50 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Pegmatite vs Mylonite Properties

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