Jadeite and Sylvite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.28-3.38
  
1.993
  
Fracture
Splintery, UnevenArthur Thomas, Difficult, Fibrous
  
Uneven, Brittle
  
Cleavage
Good on [110]
  
Perfect on [100], [010], [001]
  
Mohs Hardness
6.5-7
  
2.5
  
Chemical Composition
NaAlSi 2O 6Ulrich Henn and Claudio C.
  
Not Available
  
Jadeite and Sylvite Chemical Formula
While comparing Jadeite and Sylvite 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 Jadeite and Sylvite chemical formula.
- Chemical formula of Jadeite- NaAlSi 2O 6Ulrich Henn and Claudio C.
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Jadeite and Sylvite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Jadeite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jadeite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Jadeite is 1.993 whereas that of Sylvite is 1.993.