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Brazilianite
Brazilianite
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Covellite
Covellite
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Brazilianite
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Covellite

Brazilianite and Covellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.98-2.99
Conchoidal
(010) Distinct to good
5.5
NaAl 3(PO 4) 2(OH) 4Michael 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

Brazilianite and Covellite Chemical Formula

While comparing Brazilianite 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 Brazilianite and Covellite chemical formula.

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Brazilianite and Covellite Specific Gravity

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