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Covellite
Covellite

Gypsum
Gypsum



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Covellite
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Gypsum

Covellite and Gypsum Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Flexible
-
-
4.6-4.76
-
Perfect on {0001}
-9999
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references
 
Flexible
Soluble
-
2.20-2.40
Conchoidal, Splintery, Fibrous
Perfect on {010}, distinct on {100}
2
CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)

Covellite and Gypsum Chemical Formula

While comparing Covellite and Gypsum 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 Covellite and Gypsum chemical formula.

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Covellite and Gypsum Specific Gravity

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