Granite

Obsidian

Properties of Granite and Obsidian

Granite

Obsidian

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

6-7

5-5.5

1.1.2 Grain Size

Large and Coarse Grained

Not Applicable

1.1.3 Fracture

Not Available

Conchoidal

1.1.4 Streak

White

1.1.5 Porosity

Less Porous

Very Less Porous

1.1.6 Luster

Dull to Grainy with Sporadic parts Pearly and Vitreous

Vitreous

1.1.7 Compressive Strength

Properties of F..

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175.00 N/mm²

Rank: 13 (Overall)▶

0.15 N/mm²

Rank: 33 (Overall)▶

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Properties of Obsidian

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175 (Properties of..)

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1.1.8 Cleavage

Not Available

Non-Existent

1.1.9 Toughness

Not Available

1.1.10 Specific Gravity

2.6-2.7

1.1.11 Transparency

Opaque

Translucent

1.1.12 Density

2.65-2.75 g/cm³

2.6 g/cm³

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

Properties of B..

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0.79 kJ/Kg K

Rank: 16 (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, Wear Resistant

Heat Resistant, Impact Resistant

Granite vs Obsidian Properties

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