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Rubellite
Rubellite

Sapphire
Sapphire



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Rubellite
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Sapphire

Rubellite and Sapphire Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.01-3.06
Conchoidal
Indiscernible
7-7.5
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
 
-
insoluble
-
3.95-4.03
Uneven
None, but may exhibit parting
9
Al 2 O 3

Rubellite and Sapphire Chemical Formula

While comparing Rubellite and Sapphire 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 Rubellite and Sapphire chemical formula.

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Rubellite and Sapphire Specific Gravity

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