Grandidierite and Zircon Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
insoluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.85-3.00
  
3.93-4.73
  
Fracture
Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven
  
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
Perfect
  
{110} and {111}
  
Mohs Hardness
7.5
  
7.5
  
Chemical Composition
(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
  
ZrSiO4
  
Grandidierite and Zircon Chemical Formula
While comparing Grandidierite and Zircon 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 Grandidierite and Zircon chemical formula.
- Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.
- Chemical formula of Zircon- ZrSiO4
Grandidierite and Zircon Specific Gravity
Another important criteria for qualitative analysis of gemstones is Grandidierite and Zircon Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grandidierite and Zircon Optical Properties during the identification of gemstone. Specific gravity of Grandidierite is 3.93-4.73 whereas that of Zircon is 3.93-4.73.