Hackmanite and Vlasovite Physical Properties

Hackmanite

Vlasovite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Nearly insoluble in HCl and HNO₃

1.3 Durability

Not Available

1.4 Specific Gravity

2.27-2.332.97

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

Conchoidal, Brittle

1.6 Cleavage

Not Available

Distinct on {010}

1.7 Mohs Hardness

5.5-66

2 10

1.8 Chemical Composition

Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Hackmanite and Vlasovite Chemical Formula

While comparing Hackmanite and Vlasovite 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 Hackmanite and Vlasovite chemical formula.

Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Hackmanite and Vlasovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hackmanite and Vlasovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Vlasovite Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is 2.97 whereas that of Vlasovite is 2.97.