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Sapphire and Humite Physical Properties


Humite and Sapphire Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
insoluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.95-4.03   
3.20-3.32   

Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)   
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal   

Cleavage
None, but may exhibit parting   
Poor   

Mohs Hardness
9   
6-6.5   

Chemical Composition
Al 2 O 3   
(Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)   

Optical Properties >>
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Sapphire and Humite Chemical Formula

While comparing Sapphire and Humite 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 Humite chemical formula.

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Sapphire and Humite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Humite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Humite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 3.20-3.32 whereas that of Humite is 3.20-3.32.

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