Jade and Cinnabar Physical Properties

Jade

Cinnabar

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1 Physical Properties

1.1 Tenacity

Not Available

Slightly sectile

1.2 Solubility

Not Available

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

2.90-3.382

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

1 or 2,2 prismatic.

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

6-72-2.5

2 10

1.8 Chemical Composition

Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

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

Jade and Cinnabar Chemical Formula

While comparing Jade 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 Jade and Cinnabar chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Jade and Cinnabar Specific Gravity

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