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Zinnwaldite
Zinnwaldite

Covellite
Covellite



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Zinnwaldite
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Covellite

Zinnwaldite and Covellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Elastic
-
-
2.9-3.1
Uneven
Perfect basal {001}
3.5-4.0
-
 
Flexible
-
-
4.6-4.76
-
Perfect on {0001}
-9999
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references

Zinnwaldite and Covellite Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Covellite chemical formula.

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Zinnwaldite and Covellite Specific Gravity

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