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Sapphire and Amazonite Physical Properties


Amazonite and Sapphire Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.95-4.03   
2.55-2.57   

Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)   
Uneven, Uneven, Gems, Sixth Edition (2006)   

Cleavage
None, but may exhibit parting   
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal   

Mohs Hardness
9   
6-6.5   

Chemical Composition
Al 2 O 3   
KAlSi3O8   

Optical Properties >>
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Sapphire and Amazonite Chemical Formula

While comparing Sapphire and Amazonite 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 Sapphire and Amazonite chemical formula.

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Sapphire and Amazonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Amazonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Amazonite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 2.55-2.57 whereas that of Amazonite is 2.55-2.57.

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