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Obsidian
Obsidian
☒

Basanite 
Basanite 
☒



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Obsidian
X
Basanite 
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
Fine Grained
Uneven, Splintery or Conchoidal
White
Highly Porous
Waxy and Dull
100.00 N/mm2
-
1.5
2.5-2.8
Translucent to Opaque
2.7 g/cm3
0.74 kJ/Kg K
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant