Properties of Pegmatite and Tonalite

Pegmatite

Tonalite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

76-7

1 7

1.1.2 Grain Size

Medium to Coarse Grained

Medium to Fine Coarse Grained

1.1.3 Fracture

Conchoidal

1.1.4 Streak

White

Bluish Black

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Grainy, Pearly and Vitreous

Subvitreous to Dull

1.1.7 Compressive Strength

178.54 N/mm²NA

0.15 450

1.1.8 Cleavage

Perfect

Not Available

1.1.9 Toughness

2.1

1.1.10 Specific Gravity

2.6-2.632.86-3

0 8.4

1.1.11 Transparency

Translucent to Opaque

Opaque

1.1.12 Density

2.6-2.65 g/cm³2.73 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

NA0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Heat Resistant, Pressure Resistant, Water Resistant

Pegmatite vs Tonalite Properties

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