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Prase
Prase

Gypsum
Gypsum



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Prase
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Gypsum

Prase and Gypsum Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.64-2.69
-
None
7
SiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
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)

Prase and Gypsum Chemical Formula

While comparing Prase 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 Prase and Gypsum chemical formula.

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Prase and Gypsum Specific Gravity

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