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Sapphire and Annabergite Physical Properties


Annabergite and Sapphire Physical Properties


Physical Properties

Tenacity
Not Available   
Sectile   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.95-4.03   
3.07   

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

Cleavage
None, but may exhibit parting   
Perfect on {010}, indistinct on {100} and {102}   

Mohs Hardness
9   
2   

Chemical Composition
Al 2 O 3   
Ni3(AsO4)2•8(H2O)   

Optical Properties >>
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Sapphire and Annabergite Chemical Formula

While comparing Sapphire and Annabergite 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 Annabergite chemical formula.

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Sapphire and Annabergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Annabergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Annabergite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 3.07 whereas that of Annabergite is 3.07.

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