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Star Ruby
Star Ruby

Charoite
Charoite



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Star Ruby
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Charoite

Star Ruby and Charoite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.95-4.10
Uneven
None
-9999
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
2.54-2.78
Conchoidal
Good in three directions
5-6
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Star Ruby and Charoite Chemical Formula

While comparing Star Ruby and Charoite 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 Star Ruby and Charoite chemical formula.

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Star Ruby and Charoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Ruby and Charoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Ruby Vs Charoite during the identification of gemstone. Specific gravity of Star Ruby is whereas that of Charoite is .