Properties of Obsidian and Granulite

Obsidian

Granulite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

5-5.56-7

1 7

1.1.2 Grain Size

Not Applicable

Medium to Coarse Grained

1.1.3 Fracture

Conchoidal

Not Available

1.1.4 Streak

White

1.1.5 Porosity

Very Less Porous

1.1.6 Luster

Vitreous

1.1.7 Compressive Strength

0.15 N/mm²175.00 N/mm²

0.15 450

1.1.8 Cleavage

Non-Existent

Imperfect

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.6-2.72.8-3.0

0 8.4

1.1.11 Transparency

Translucent

Opaque

1.1.12 Density

2.6 g/cm³3.06-3.33 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg K0.14 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant, Wear Resistant

Obsidian vs Granulite Properties

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