Properties of Peridotite and Obsidian
Physical Properties
  
  
Hardness
5.5-6
  
5-5.5
  
Grain Size
Coarse Grained
  
Not Applicable
  
Fracture
Irregular
  
Conchoidal
  
Streak
White
  
White
  
Porosity
Less Porous
  
Very Less Porous
  
Luster
Shiny
  
Vitreous
  
Compressive Strength
107.55 N/mm2
  
19
Cleavage
Imperfect
  
Non-Existent
  
Toughness
2.1
  
Not Available
  
Specific Gravity
3-3.01
  
2.6-2.7
  
Transparency
Translucent to Opaque
  
Translucent
  
Density
3.1-3.4 g/cm3
  
2.6 g/cm3
  
Thermal Properties
  
  
Specific Heat Capacity
1.26 kJ/Kg K
  
5
0.92 kJ/Kg K
  
10
Resistance
Heat Resistant, Pressure Resistant, Wear Resistant
  
Heat Resistant, Impact Resistant
  
Peridotite vs Obsidian Properties
Properties of Peridotite and Obsidian play an important role in determining the type of rock. Along with Peridotite vs Obsidian properties, get to know more about Peridotite 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 Peridotite and Obsidian.