Jadeite and Chalcedony Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.28-3.38
  
2.55-2.70
  
Fracture
Splintery, UnevenArthur Thomas, Difficult, Fibrous
  
Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann
  
Cleavage
Good on [110]
  
Absent
  
Mohs Hardness
6.5-7
  
6.5-7
  
Chemical Composition
NaAlSi 2O 6Ulrich Henn and Claudio C.
  
SiO2
  
Jadeite and Chalcedony Chemical Formula
While comparing Jadeite and Chalcedony 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 Chalcedony chemical formula.
- Chemical formula of Jadeite- NaAlSi 2O 6Ulrich Henn and Claudio C.
- Chemical formula of Chalcedony- SiO2
Jadeite and Chalcedony Specific Gravity
Another important criteria for qualitative analysis of gemstones is Jadeite and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jadeite and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Jadeite is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.