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Nickeline
Nickeline

Gahnite
Gahnite



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Nickeline
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Gahnite

Nickeline and Gahnite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
-9999
Conchoidal, Uneven
{1010} Imperfect, {0001} Imperfect
5-5.5
NiAs
 
-
-
-
4.00-4.62
Conchoidal, Uneven
Indistinct parting on [111]
7.5-8
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Nickeline and Gahnite Chemical Formula

While comparing Nickeline and Gahnite 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 Nickeline and Gahnite chemical formula.

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Nickeline and Gahnite Specific Gravity

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