Cinnabar and Aragonite Physical Properties

Cinnabar

Aragonite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Slightly sectile

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

Uneven

Prismatic {10 1 0}, perfect

2-2.5

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

Brittle

Dilute acid

2.93-2.96

Subconchoidal, Conchoidal

Distinct on {010}, imperfect {110} and {011}

3.5-4

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cinnabar and Aragonite Chemical Formula

While comparing Cinnabar and Aragonite 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 Aragonite chemical formula.

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Cinnabar and Aragonite Specific Gravity

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