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Ruby
Ruby

Pleonaste
Pleonaste



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Ruby
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Pleonaste

Ruby and Pleonaste 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
 
-
-
-
3.80
-
Indistinct
8
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

Ruby and Pleonaste Chemical Formula

While comparing Ruby and Pleonaste 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 Pleonaste chemical formula.

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Ruby and Pleonaste Specific Gravity

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