Properties of Obsidian and Trachyandesite

Obsidian

Trachyandesite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

5-5.54-5

1 7

1.1.2 Grain Size

Not Applicable

Fine Grained

1.1.3 Fracture

Conchoidal

1.1.4 Streak

White

Light to dark brown

1.1.5 Porosity

Very Less Porous

Less Porous

1.1.6 Luster

Vitreous

Earthy

1.1.7 Compressive Strength

0.15 N/mm²37.40 N/mm²

0.15 450

1.1.8 Cleavage

Non-Existent

Perfect

1.1.9 Toughness

Not Available

2.3

1.1.10 Specific Gravity

2.6-2.72.8-3

0 8.4

1.1.11 Transparency

Translucent

Opaque

1.1.12 Density

2.6 g/cm³2.9-3.1 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg K0.84 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

Obsidian vs Trachyandesite Properties

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