Cinnabar and Anorthite Physical Properties

Cinnabar

Anorthite

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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

22.77

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Prismatic {10 1 0}, perfect

Perfect [001] good [010] poor [110]

1.7 Mohs Hardness

2-2.56-6.5

2 10

1.8 Chemical Composition

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

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Cinnabar and Anorthite Chemical Formula

While comparing Cinnabar and Anorthite 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 Anorthite chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Cinnabar and Anorthite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Anorthite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Anorthite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 2.77 whereas that of Anorthite is 2.77.