Cinnabar and Chiastolite Physical Properties

Cinnabar

Chiastolite

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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

23.00-3.15

1 7.18

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Fracture

Uneven

Cleavage

Prismatic {10 1 0}, perfect

Indistinct

Mohs Hardness

2-2.55-5.5

2 10

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Chemical Composition

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

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

Cinnabar and Chiastolite Chemical Formula

While comparing Cinnabar and Chiastolite 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 Chiastolite chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Chiastolite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

Compare Red Gemstones

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Cinnabar and Chiastolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Chiastolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Chiastolite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 3.00-3.15 whereas that of Chiastolite is 3.00-3.15.