Grossular and Sheen Obsidian Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.55-3.73
  
2.33-2.50
  
Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
  
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
none
  
Not Available
  
Mohs Hardness
7-7.5
  
5-5.5
  
Chemical Composition
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
  
Not Available
  
Grossular and Sheen Obsidian Chemical Formula
While comparing Grossular and Sheen Obsidian 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 Grossular and Sheen Obsidian chemical formula.
- Chemical formula of Grossular- Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
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Grossular and Sheen Obsidian Specific Gravity
Another important criteria for qualitative analysis of gemstones is Grossular and Sheen Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grossular and Sheen Obsidian Optical Properties during the identification of gemstone. Specific gravity of Grossular is 2.33-2.50 whereas that of Sheen Obsidian is 2.33-2.50.