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Obsidian
Obsidian

Comendite
Comendite



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Obsidian
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Comendite

Properties of Obsidian and Comendite

Properties

Physical Properties

Hardness

5-5.56-7
1 7
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Grain Size

-
Medium Grained

Fracture

Conchoidal
Pervasive

Streak

White
Bluish Black

Porosity

Very Less Porous
Highly Porous

Luster

Vitreous
Dull

Compressive Strength

0.15 N/mm292.40 N/mm2
0.15 450
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Cleavage

-
-

Toughness

-
2

Specific Gravity

2.6-2.72.38
0 8.4
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Transparency

Translucent
Opaque

Density

2.6 g/cm3-9999 g/cm3
0 1400
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Thermal Properties

Specific Heat Capacity

0.92 kJ/Kg K0.79 kJ/Kg K
0.14 3.2
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Resistance

Heat Resistant, Impact Resistant
Heat Resistant, Impact Resistant

Obsidian vs Comendite Properties

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