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Rubellite and Muscovite Physical Properties


Muscovite and Rubellite Physical Properties


Physical Properties

Tenacity
Not Available   
Elastic   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.01-3.06   
2.78-2.88   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Micaceous, Brittle   

Cleavage
Not Available   
Perfect on the {001}   

Mohs Hardness
7-7.5   
2-3   

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.   
KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Rubellite and Muscovite Chemical Formula

While comparing Rubellite and Muscovite 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 Muscovite chemical formula.

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Rubellite and Muscovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rubellite and Muscovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Muscovite Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 2.78-2.88 whereas that of Muscovite is 2.78-2.88.

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Blue Gemstones


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