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Goethite
Goethite

Kainite
Kainite



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Goethite
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Kainite

Goethite and Kainite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
HCl soluble
-
4.27-4.29
Uneven
Perfect {010}
5-5.5
FeO(OH)Arthur Thomas , Gemstones (2009)
 
Brittle
Soluble
-
2.15
Splintery, Conchoidal
{001}, perfect
2.5-3
KMg(SO4)Cl

Goethite and Kainite Chemical Formula

While comparing Goethite and Kainite 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 Goethite and Kainite chemical formula.

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Goethite and Kainite Specific Gravity

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