Kunzite and Polyhalite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.15-3.21
  
2.78
  
Fracture
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
  
Conchoidal, Brittle
  
Cleavage
1,2 prismatic
  
Perfect on {10 1 }; parting on {010}
  
Mohs Hardness
6-7
  
3.5
  
Chemical Composition
LiAlSi2O6
  
Not Available
  
Kunzite and Polyhalite Chemical Formula
While comparing Kunzite and Polyhalite 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 Kunzite and Polyhalite chemical formula.
- Chemical formula of Kunzite- LiAlSi2O6
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Kunzite and Polyhalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Kunzite and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kunzite and Polyhalite Optical Properties during the identification of gemstone. Specific gravity of Kunzite is 2.78 whereas that of Polyhalite is 2.78.