Cinnabar and Serpentine Physical Properties

Cinnabar

Serpentine

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Physical Properties

Tenacity

Slightly sectile

Solubility

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

Durability

Specific Gravity

22.44-2.62

1 7.18

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Fracture

Uneven

Cleavage

Prismatic {10 1 0}, perfect

Indiscernible

Mohs Hardness

2-2.52.5-5.5

2 10

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Chemical Composition

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

H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

Cinnabar and Serpentine Chemical Formula

While comparing Cinnabar and Serpentine 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 Serpentine chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Serpentine- H 4Mg 3Si 2O 9Walter Schumann , Gemstones of the world (2001) More from other references

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Cinnabar and Serpentine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Serpentine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Serpentine Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 2.44-2.62 whereas that of Serpentine is 2.44-2.62.