Cinnabar and Kyanite Physical Properties

Cinnabar

Kyanite

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1 Physical Properties

1.1 Tenacity

Slightly sectile

Brittle

1.2 Solubility

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

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

23.53-3.65

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

Splintery, Brittle, Metallic

1.6 Cleavage

Prismatic {10 1 0}, perfect

[100] perfect [010] imperfect with 79° angle between

1.7 Mohs Hardness

2-2.54-7

2 10

1.8 Chemical Composition

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

Not Available

Cinnabar and Kyanite Chemical Formula

While comparing Cinnabar and Kyanite 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 Kyanite chemical formula.

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

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Cinnabar and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.