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Realgar
Realgar

Austinite
Austinite



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Realgar
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Austinite

Realgar and Austinite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.56
-
{010} Good
-9999
AsSMichael O’Donoghue , Gems, Sixth Edition (2006)
 
Brittle
Easily soluble in cold dilute HCl
-
4.12
Uneven
Good in two directions parallel to the prism faces {110}
4-4.5
CaZn(AsO4)(OH)

Realgar and Austinite Chemical Formula

While comparing Realgar and Austinite 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 Realgar and Austinite chemical formula.

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Realgar and Austinite Specific Gravity

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