Cinnabar and Vlasovite Physical Properties

Cinnabar

Vlasovite

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1 Physical Properties

1.1 Tenacity

Slightly sectile

Brittle

1.2 Solubility

1.04 x 10⁻²⁵ g per 100 ml water (Ksp at 25°C = 2 x 10⁻³²)

Nearly insoluble in HCl and HNO₃

1.3 Durability

Not Available

1.4 Specific Gravity

22.97

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

Conchoidal, Brittle

1.6 Cleavage

Prismatic {10 1 0}, perfect

Distinct on {010}

1.7 Mohs Hardness

2-2.56

2 10

1.8 Chemical Composition

HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Not Available

Cinnabar and Vlasovite Chemical Formula

While comparing Cinnabar 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 Cinnabar and Vlasovite chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Cinnabar and Vlasovite Specific Gravity

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