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Obsidian
Obsidian

Pseudotachylite
Pseudotachylite



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Obsidian
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Pseudotachylite

Properties of Obsidian and Pseudotachylite

Properties

Hardness

Grain Size

Fracture

Streak

Porosity

Luster

Compressive Strength

Cleavage

Toughness

Specific Gravity

Transparency

Density

Specific Heat Capacity

Resistance

 
5-5.5
-
Conchoidal
White
Very Less Porous
Vitreous
0.15 N/mm2
-
-
2.6-2.7
Translucent
2.6 g/cm3
0.92 kJ/Kg K
Heat Resistant, Impact Resistant
 
7
Very fine-grained
Uneven
Light to dark brown
Less Porous
Vitreous
60.00 N/mm2
-
-
2.46-2.86
Transparent to Translucent
2.7-2.9 g/cm3
0.92 kJ/Kg K
Heat Resistant

Obsidian vs Pseudotachylite Properties

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