Properties of Obsidian and Trondhjemite

Obsidian

Trondhjemite

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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 Fine Coarse Grained

1.1.3 Fracture

Conchoidal

1.1.4 Streak

White

Bluish Black

1.1.5 Porosity

Very Less Porous

1.1.6 Luster

Vitreous

Subvitreous to Dull

1.1.7 Compressive Strength

0.15 N/mm²NA

0.15 450

1.1.8 Cleavage

Non-Existent

Not Available

1.1.9 Toughness

Not Available

2.1

1.1.10 Specific Gravity

2.6-2.72.86-3

0 8.4

1.1.11 Transparency

Translucent

Opaque

1.1.12 Density

2.6 g/cm³2.73 g/cm³

0 1400

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

0.92 kJ/Kg K0.92 kJ/Kg K

0.14 3.2

1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant, Pressure Resistant, Wear Resistant

Obsidian vs Trondhjemite Properties

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