Jade and Cordierite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.90-3.38
  
2.57-2.66
  
Fracture
Gemstones of the world (2001), Difficult, Splintery
  
Subconchoidal, Conchoidal, Brittle
  
Cleavage
1 or 2,2 prismatic.
  
Fair on {100}, poor on {001} and {010}
  
Mohs Hardness
6-7
  
7-7.5
  
Chemical Composition
Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 Jadeite: NaAlSi2O6
  
Mg2Al4Si5O18
  
Jade and Cordierite Chemical Formula
While comparing Jade and Cordierite 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 Jade and Cordierite chemical formula.
- Chemical formula of Jade- Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 Jadeite: NaAlSi2O6
- Chemical formula of Cordierite- Mg2Al4Si5O18
Jade and Cordierite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Jade and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Cordierite Optical Properties during the identification of gemstone. Specific gravity of Jade is 2.57-2.66 whereas that of Cordierite is 2.57-2.66.