Mottramite and Jade Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
5.9
  
2.90-3.38
  
Fracture
Sub-Conchoidal, Brittle, Metallic
  
Gemstones of the world (2001), Difficult, Splintery
  
Cleavage
None observed
  
1 or 2,2 prismatic.
  
Mohs Hardness
3
  
6-7
  
Chemical Composition
Not Available
  
Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 Jadeite: NaAlSi2O6
  
Mottramite and Jade Chemical Formula
While comparing Mottramite and Jade 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 Mottramite and Jade chemical formula.
>- Chemical formula of Jade- Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 Jadeite: NaAlSi2O6
Mottramite and Jade Specific Gravity
Another important criteria for qualitative analysis of gemstones is Mottramite and Jade Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mottramite and Jade Optical Properties during the identification of gemstone. Specific gravity of Mottramite is 2.90-3.38 whereas that of Jade is 2.90-3.38.