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Ruby
Ruby

Bustamite
Bustamite



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Ruby
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Bustamite

Ruby and Bustamite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.97-4.05
Conchoidal
No true cleavage
9
Al 2 O 3
 
-
Partly soluble in HCl.
-
3.32-3.43
Conchoidal
{100} perfect; {110} and {1 1 0} good; {010} poor
5.5-6
(Ca,Mn2+ )Si 3O 9Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Ruby and Bustamite Chemical Formula

While comparing Ruby and Bustamite 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 Ruby and Bustamite chemical formula.

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Ruby and Bustamite Specific Gravity

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