Vlasovite and Cinnabar Physical Properties

Vlasovite

Cinnabar

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1 Physical Properties

1.1 Tenacity

Brittle

Slightly sectile

1.2 Solubility

Nearly insoluble in HCl and HNO₃

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

1.3 Durability

Not Available

1.4 Specific Gravity

2.972

1 7.18

1.5 Fracture

Conchoidal, Brittle

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

Distinct on {010}

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

62-2.5

2 10

1.8 Chemical Composition

Not Available

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

Vlasovite and Cinnabar Chemical Formula

While comparing Vlasovite and Cinnabar 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 Cinnabar chemical formula.

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

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Vlasovite and Cinnabar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vlasovite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vlasovite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Vlasovite is 2 whereas that of Cinnabar is 2.