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Zinnwaldite
Zinnwaldite

Gypsum
Gypsum



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Zinnwaldite
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Gypsum

Zinnwaldite and Gypsum 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
Soluble
-
2.20-2.40
Conchoidal, Splintery, Fibrous
Perfect on {010}, distinct on {100}
2
CaSO 4 -2(H 2O)Arthur Thomas , Gemstones (2009)

Zinnwaldite and Gypsum Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Gypsum chemical formula.

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Zinnwaldite and Gypsum Specific Gravity

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