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White topaz
White topaz
☒

Covellite
Covellite
☒



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White topaz
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Covellite

White topaz and Covellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Indiscernible
-9999
Al2SiO4(F,OH)2
 
Flexible
-
-
4.6-4.76
-
Perfect on {0001}
-9999
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references

White topaz and Covellite Chemical Formula

While comparing White topaz 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 White topaz and Covellite chemical formula.

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White topaz and Covellite Specific Gravity

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