Chondrodite and Ruby Physical Properties
Tenacity
Brittle
  
Brittle
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.10-3.20
  
3.97-4.05
  
Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
  
Conchoidal
  
Cleavage
Poor to good on (001)
  
No true cleavage
  
Mohs Hardness
6-6.5
  
9
  
Chemical Composition
(Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.
  
Al 2 O 3
  
Chondrodite and Ruby Chemical Formula
While comparing Chondrodite and 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 Chondrodite and Ruby chemical formula.
- Chemical formula of Chondrodite- (Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.
- Chemical formula of Ruby- Al 2 O 3
Chondrodite and Ruby Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chondrodite and Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chondrodite and Ruby Optical Properties during the identification of gemstone. Specific gravity of Chondrodite is 3.97-4.05 whereas that of Ruby is 3.97-4.05.