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Rubellite and Ajoite Physical Properties


Ajoite and Rubellite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Decomposed by acids   

Durability
Not Available   
Not Available   

Specific Gravity
3.01-3.06   
2.96   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Not Available   

Cleavage
Not Available   
Perfect on {010}   

Mohs Hardness
7-7.5   
5   

Chemical Composition
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.   
(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)   

Optical Properties >>
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Rubellite and Ajoite Chemical Formula

While comparing Rubellite and Ajoite 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 Ajoite chemical formula.

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Rubellite and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rubellite and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 2.96 whereas that of Ajoite is 2.96.

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