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Gahnite
Gahnite

Uvarovite
Uvarovite



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Gahnite
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Uvarovite

Gahnite and Uvarovite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.00-4.62
Conchoidal, Uneven
Indistinct parting on [111]
7.5-8
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)
 
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-
-
3.77
Uneven, Conchoidal
None
6.5-7.5
Ca 3Cr 2(SiO 4) 3Ulrich Henn and Claudio C.

Gahnite and Uvarovite Chemical Formula

While comparing Gahnite and Uvarovite 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 Gahnite and Uvarovite chemical formula.

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Gahnite and Uvarovite Specific Gravity

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