Obsidian

Tonalite

Properties of Obsidian and Tonalite

Obsidian

Tonalite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

5-5.5

6-7

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

Properties of F..

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0.15 N/mm²

Rank: 33 (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Properties of Obsidian

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175 (Properties of..)

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1.1.8 Cleavage

Non-Existent

Not Available

1.1.9 Toughness

Not Available

2.1

1.1.10 Specific Gravity

2.6-2.7

2.86-3

1.1.11 Transparency

Translucent

Opaque

1.1.12 Density

2.6 g/cm³

2.73 g/cm³

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

Properties of B..

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0.92 kJ/Kg K

Rank: 10 (Overall)▶

0.92 kJ/Kg K

Rank: 10 (Overall)▶

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Properties of Granulite

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1.09 (Properties of..)

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1.2.2 Resistance

Heat Resistant, Impact Resistant

Heat Resistant, Pressure Resistant, Water Resistant

Obsidian vs Tonalite Properties

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