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Allanite and Sapphire Physical Properties


Sapphire and Allanite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
insoluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.40-4.20   
3.95-4.03   

Fracture
Not Available   
Uneven, Uneven, Gems, Sixth Edition (2006)   

Cleavage
Not Available   
None, but may exhibit parting   

Mohs Hardness
Not Available   
9   

Chemical Composition
Not Available   
Al 2 O 3   

Optical Properties >>
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Allanite and Sapphire Chemical Formula

While comparing Allanite 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 Allanite and Sapphire chemical formula.

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Allanite and Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Allanite is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.

Brown Gemstones

Brown Gemstones


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