Properties of Dunite and Obsidian

Dunite

Obsidian

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

3.5-45-5.5

1 7

1.1.2 Grain Size

Coarse Grained

Not Applicable

1.1.3 Fracture

Irregular

Conchoidal

1.1.4 Streak

White

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Shiny

Vitreous

1.1.7 Compressive Strength

107.55 N/mm²0.15 N/mm²

0.15 450

1.1.8 Cleavage

Imperfect

Non-Existent

1.1.9 Toughness

2.1

Not Available

1.1.10 Specific Gravity

3-3.012.6-2.7

0 8.4

1.1.11 Transparency

Translucent to Opaque

Translucent

1.1.12 Density

2.84-2.85 g/cm³2.6 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

1.25 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Pressure Resistant, Wear Resistant

Heat Resistant, Impact Resistant

Dunite vs Obsidian Properties

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