Cinnabar and Aegirine Physical Properties

Cinnabar

Aegirine

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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

23.50-3.60

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Prismatic {10 1 0}, perfect

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

1.7 Mohs Hardness

2-2.56

2 10

1.8 Chemical Composition

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

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Cinnabar and Aegirine Chemical Formula

While comparing Cinnabar and Aegirine 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 Aegirine chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

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Cinnabar and Aegirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Aegirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Aegirine Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 3.50-3.60 whereas that of Aegirine is 3.50-3.60.