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Realgar
Realgar

Goethite
Goethite



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Realgar
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Goethite

Realgar and Goethite 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)
 
-
HCl soluble
-
4.27-4.29
Uneven
Perfect {010}
5-5.5
FeO(OH)Arthur Thomas , Gemstones (2009)

Realgar and Goethite Chemical Formula

While comparing Realgar and Goethite 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 Goethite chemical formula.

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Realgar and Goethite Specific Gravity

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