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Sapphirine
Sapphirine

Covellite
Covellite



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Sapphirine
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Covellite

Sapphirine and Covellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.40-3.58
Conchoidal, Uneven
{010} Perfect
7.5
(Al,Mg) 8(Al,Si) 6O 20Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
Flexible
-
-
4.6-4.76
-
Perfect on {0001}
-9999
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references

Sapphirine and Covellite Chemical Formula

While comparing Sapphirine and Covellite 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 Sapphirine and Covellite chemical formula.

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Sapphirine and Covellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphirine and Covellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphirine Vs Covellite during the identification of gemstone. Specific gravity of Sapphirine is whereas that of Covellite is .