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Ruby
Ruby

Anorthite
Anorthite



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X
Ruby
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Anorthite

Ruby and Anorthite 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
 
Brittle
-
-
2.77
Uneven
Perfect [001] good [010] poor [110]
6-6.5
CaAl 2Si 2O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Ruby and Anorthite Chemical Formula

While comparing Ruby and Anorthite 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 Anorthite chemical formula.

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Ruby and Anorthite Specific Gravity

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