Eudialyte and Star Ruby Physical Properties
Tenacity
Brittle
Not Available
Solubility
H 2 SO 4
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.74-3.00
3.95-4.10
Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009)
Uneven, Uneven, Gems, Sixth Edition (2006)
Cleavage
Distinct on {0001} imperfect on {11 2 0}
Not Available
Mohs Hardness
5-5.5
Not Available
Chemical Composition
Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Eudialyte and Star Ruby Chemical Formula
While comparing Eudialyte 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 Eudialyte and Star Ruby chemical formula.
- Chemical formula of Eudialyte- Na 4(Ca,Ce) 2(Fe,Mn,Y)ZrSi 8O 22(OH,Cl) 2Ulrich Henn and Claudio C.
- Chemical formula of Star Ruby- Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Eudialyte and Star Ruby Specific Gravity
Another important criteria for qualitative analysis of gemstones is Eudialyte and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eudialyte and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Eudialyte is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.