Vermeil and Kornerupine Physical Properties
Tenacity
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Not Available
  
Solubility
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Not Available
  
Durability
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Specific Gravity
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3.25-3.45
  
Fracture
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ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven
  
Cleavage
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Good on {110}
  
Mohs Hardness
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6.5
  
Chemical Composition
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Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
  
Vermeil and Kornerupine Chemical Formula
While comparing Vermeil and Kornerupine 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 Vermeil and Kornerupine chemical formula.
>- Chemical formula of Kornerupine- Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Vermeil and Kornerupine Specific Gravity
Another important criteria for qualitative analysis of gemstones is Vermeil and Kornerupine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vermeil and Kornerupine Optical Properties during the identification of gemstone. Specific gravity of Vermeil is 3.25-3.45 whereas that of Kornerupine is 3.25-3.45.