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Tephrite
Tephrite

Obsidian
Obsidian



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Tephrite
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Obsidian

Properties of Tephrite and Obsidian

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Properties

Hardness

Grain Size

Fracture

Streak

Porosity

Luster

Compressive Strength

Cleavage

Toughness

Specific Gravity

Transparency

Density

Specific Heat Capacity

Resistance

 
6.5
Medium to Fine Coarse Grained
Uneven
Bluish Black
Very Less Porous
Subvitreous to Dull
90.00 N/mm2
Crenulation and Pervasive
2.4
2.86
Opaque
2.8-2.9 g/cm3
0.92 kJ/Kg K
Heat Resistant, Impact Resistant
 
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

Tephrite vs Obsidian Properties

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