Vlasovite and Gahnite Physical Properties

Vlasovite

Gahnite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Nearly insoluble in HCl and HNO₃

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.974.00-4.62

1 7.18

1.5 Fracture

Conchoidal, Brittle

Conchoidal, Uneven

1.6 Cleavage

Distinct on {010}

Indistinct parting on [111]

1.7 Mohs Hardness

67.5-8

2 10

1.8 Chemical Composition

Not Available

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Vlasovite and Gahnite Chemical Formula

While comparing Vlasovite 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 Vlasovite and Gahnite chemical formula.

Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Vlasovite and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vlasovite and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vlasovite and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Vlasovite is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.