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Basalt
Basalt

Obsidian
Obsidian



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Basalt
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Obsidian

Properties of Basalt 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
Fine Grained
Conchoidal
White to Grey
Less Porous
-
37.40 N/mm2
-
2.3
2.8-3
Opaque
2.9-3.1 g/cm3
0.84 kJ/Kg K
Heat Resistant, Pressure Resistant, Wear 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

Basalt vs Obsidian Properties

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