Properties of Hornfels and Pegmatite

Hornfels

Pegmatite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

2-37

1 7

1.1.2 Grain Size

Fine Grained

Medium to Coarse Grained

1.1.3 Fracture

Conchoidal

1.1.4 Streak

Unknown

White

1.1.5 Porosity

Highly Porous

Less Porous

1.1.6 Luster

Shiny

Grainy, Pearly and Vitreous

1.1.7 Compressive Strength

5.80 N/mm²178.54 N/mm²

0.15 450

1.1.8 Cleavage

Perfect

1.1.9 Toughness

Not Yet Found

2.1

1.1.10 Specific Gravity

3.4-3.92.6-2.63

0 8.4

1.1.11 Transparency

Opaque

Translucent to Opaque

1.1.12 Density

0.25-0.30 g/cm³2.6-2.65 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.84 kJ/Kg KNA

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant, Pressure Resistant

Hornfels vs Pegmatite Properties

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