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Akoya pearl and Rubellite Physical Properties


Rubellite and Akoya pearl Physical Properties


Physical Properties

Tenacity
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Not Available   

Solubility
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Durability
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Specific Gravity
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3.01-3.06   

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

Cleavage
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Mohs Hardness
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7-7.5   

Chemical Composition
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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.   

Optical Properties >>
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Akoya pearl and Rubellite Chemical Formula

While comparing Akoya pearl and Rubellite 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 Akoya pearl and Rubellite chemical formula.

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Akoya pearl and Rubellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Akoya pearl and Rubellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Akoya pearl and Rubellite Optical Properties during the identification of gemstone. Specific gravity of Akoya pearl is 3.01-3.06 whereas that of Rubellite is 3.01-3.06.

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