Obsidian and Chrysoberyl Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.35-2.60
  
3.69-3.81
  
Fracture
Conchoidal, ConchoidalWalter Schumann, Conchoidal
  
Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic
  
Cleavage
Not Available
  
Distinct on {110}, imperfect on {010}, poor on {001}
  
Mohs Hardness
5-5.5
  
8.5
  
Chemical Composition
Not Available
  
BeAl 2 O 4
  
Obsidian and Chrysoberyl Chemical Formula
While comparing Obsidian and Chrysoberyl physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Obsidian and Chrysoberyl chemical formula.
>- Chemical formula of Chrysoberyl- BeAl 2 O 4
Obsidian and Chrysoberyl Specific Gravity
Another important criteria for qualitative analysis of gemstones is Obsidian and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.