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Properties of Obsidian and Flint


Properties of Flint and Obsidian


Properties

Physical Properties
  
  

Hardness
5-5.5   
7   

Grain Size
Not Applicable   
Very fine-grained   

Fracture
Conchoidal   
Conchoidal   

Streak
White   
White   

Porosity
Very Less Porous   
Highly Porous   

Luster
Vitreous   
Vitreous   

Compressive Strength
0.15 N/mm2   
33
450.00 N/mm2   
1

Cleavage
Non-Existent   
Non-Existent   

Toughness
Not Available   
1.5   

Specific Gravity
2.6-2.7   
2.5-2.8   

Transparency
Translucent   
Translucent to Opaque   

Density
2.6 g/cm3   
2.7-2.71 g/cm3   

Thermal Properties
  
  

Specific Heat Capacity
0.92 kJ/Kg K   
10
0.74 kJ/Kg K   
19

Resistance
Heat Resistant, Impact Resistant   
Heat Resistant, Impact Resistant, Pressure Resistant, Wear Resistant   

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Obsidian vs Flint Properties

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

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