Properties of Tonalite and Pegmatite

Tonalite

Pegmatite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-77

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Medium to Coarse Grained

1.1.3 Fracture

Conchoidal

1.1.4 Streak

Bluish Black

White

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Subvitreous to Dull

Grainy, Pearly and Vitreous

1.1.7 Compressive Strength

NA178.54 N/mm²

0.15 450

1.1.8 Cleavage

Not Available

Perfect

1.1.9 Toughness

2.1

1.1.10 Specific Gravity

2.86-32.6-2.63

0 8.4

1.1.11 Transparency

Opaque

Translucent to Opaque

1.1.12 Density

2.73 g/cm³2.6-2.65 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Water Resistant

Heat Resistant, Impact Resistant, Pressure Resistant

Tonalite vs Pegmatite Properties

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