Properties of Obsidian and Pyroxenite

Obsidian

Pyroxenite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

5-5.57

1 7

1.1.2 Grain Size

Not Applicable

Coarse Grained

1.1.3 Fracture

Conchoidal

Uneven

1.1.4 Streak

White

White, Greenish White or Grey

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Vitreous

Dull to Vitreous to Submetallic

1.1.7 Compressive Strength

0.15 N/mm²NA

0.15 450

1.1.8 Cleavage

Non-Existent

Irregular

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.6-2.73.2-3.5

0 8.4

1.1.11 Transparency

Translucent

Opaque

1.1.12 Density

2.6 g/cm³3.1-3.6 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, Impact Resistant

Impact Resistant, Pressure Resistant, Wear Resistant

Obsidian vs Pyroxenite Properties

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