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Nosean and Corundum Physical Properties


Corundum and Nosean Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
insoluble   

Durability
Not Available   
Not Available   

Specific Gravity
2.30-2.40   
3.90-4.05   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   
Uneven, Uneven, Gems, Difficult, Fibrous   

Cleavage
{110} Perfect   
None – parting in 3 directions   

Mohs Hardness
Not Available   
9   

Chemical Composition
Na 8Al 6Si 6O 24(SO 4) · H 2OAnthony et al , Handbook of Mineralogy (2001)   
Al 2O 3Arthur Thomas , Gemstones (2009)   

Optical Properties >>
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Nosean and Corundum Chemical Formula

While comparing Nosean and Corundum 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 Nosean and Corundum chemical formula.

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Nosean and Corundum Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nosean and Corundum Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nosean and Corundum Optical Properties during the identification of gemstone. Specific gravity of Nosean is 3.90-4.05 whereas that of Corundum is 3.90-4.05.

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