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Almandine Garnet and Rubellite Physical Properties


Rubellite and Almandine Garnet Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
4.3   
3.01-3.06   

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

Cleavage
None.   
Not Available   

Mohs Hardness
7.5-8.5   
7-7.5   

Chemical Composition
Fe3Al2Si3O12   
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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Almandine Garnet and Rubellite Chemical Formula

While comparing Almandine Garnet 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 Almandine Garnet and Rubellite chemical formula.

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Almandine Garnet and Rubellite Specific Gravity

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

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