Properties of Migmatite and Pseudotachylite

Migmatite

Pseudotachylite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

5.5-6.57

1 7

1.1.2 Grain Size

Medium to Fine Coarse Grained

Very fine-grained

1.1.3 Fracture

Irregular

Uneven

1.1.4 Streak

White

Light to dark brown

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Dull to Pearly to Subvitreous

Vitreous

1.1.7 Compressive Strength

NA60.00 N/mm²

0.15 450

1.1.8 Cleavage

Poor

Irregular

1.1.9 Toughness

1.2

Not Available

1.1.10 Specific Gravity

2.65-2.752.46-2.86

0 8.4

1.1.11 Transparency

Opaque

Transparent to Translucent

1.1.12 Density

Not Available2.7-2.9 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, Pressure Resistant

Heat Resistant

Migmatite vs Pseudotachylite Properties

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