Colemanite and Vishnevite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.40-2.42
  
Not Available
  
Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
  
Brittle, Uneven
  
Cleavage
{010} Perfect, {001} Distinct
  
Perfect
  
Mohs Hardness
4.5
  
5-6
  
Chemical Composition
Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Not Available
  
Colemanite and Vishnevite Chemical Formula
While comparing Colemanite and Vishnevite 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 Colemanite and Vishnevite chemical formula.
- Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Colemanite and Vishnevite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Colemanite and Vishnevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Vishnevite Optical Properties during the identification of gemstone. Specific gravity of Colemanite is Not Available whereas that of Vishnevite is Not Available.