Helenite and Goshenite Physical Properties
Tenacity
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Not Available
  
Solubility
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Durability
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Specific Gravity
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2.60-2.90
  
Fracture
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ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
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3,1 basal
  
Mohs Hardness
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7.5-8
  
Chemical Composition
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Be3Al2SiO6
  
Helenite and Goshenite Chemical Formula
While comparing Helenite and Goshenite 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 Helenite and Goshenite chemical formula.
>- Chemical formula of Goshenite- Be3Al2SiO6
Helenite and Goshenite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Helenite and Goshenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Helenite and Goshenite Optical Properties during the identification of gemstone. Specific gravity of Helenite is 2.60-2.90 whereas that of Goshenite is 2.60-2.90.