Ferro-axinite Axinite-Fe and Star Ruby Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.25-3.28
  
3.95-4.10
  
Fracture
Uneven
  
Uneven, Uneven, Gems, Sixth Edition (2006)
  
Cleavage
{100} Distinct, {001} Poor, {110} Poor
  
Not Available
  
Mohs Hardness
6.5-7
  
Not Available
  
Chemical Composition
Ca2Fe++Al2BO3Si4O12(OH)
  
Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Ferro-axinite Axinite-Fe and Star Ruby Chemical Formula
While comparing Ferro-axinite Axinite-Fe and Star Ruby 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 Ferro-axinite Axinite-Fe and Star Ruby chemical formula.
- Chemical formula of Ferro-axinite Axinite-Fe- Ca2Fe++Al2BO3Si4O12(OH)
- Chemical formula of Star Ruby- Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Ferro-axinite Axinite-Fe and Star Ruby Specific Gravity
Another important criteria for qualitative analysis of gemstones is Ferro-axinite Axinite-Fe and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ferro-axinite Axinite-Fe and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Ferro-axinite Axinite-Fe is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.