Hercynite and Jadeite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
4.39
  
3.28-3.38
  
Fracture
ConchoidalGemdat.org, Uneven
  
Splintery, UnevenArthur Thomas, Difficult, Fibrous
  
Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct
  
Good on [110]
  
Mohs Hardness
7.5-8
  
6.5-7
  
Chemical Composition
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
  
NaAlSi 2O 6Ulrich Henn and Claudio C.
  
Hercynite and Jadeite Chemical Formula
While comparing Hercynite and Jadeite 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 Hercynite and Jadeite chemical formula.
- Chemical formula of Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
- Chemical formula of Jadeite- NaAlSi 2O 6Ulrich Henn and Claudio C.
Hercynite and Jadeite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hercynite and Jadeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hercynite and Jadeite Optical Properties during the identification of gemstone. Specific gravity of Hercynite is 3.28-3.38 whereas that of Jadeite is 3.28-3.38.