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Ruby
Ruby

Poldervaartite
Poldervaartite



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Ruby
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Poldervaartite

Ruby and Poldervaartite Physical Properties

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
 
-
-
-
2.91
-
None
-9999
(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

Ruby and Poldervaartite Chemical Formula

While comparing Ruby and Poldervaartite 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 Poldervaartite chemical formula.

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Ruby and Poldervaartite Specific Gravity

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