Liddicoatite and Cinnabar Physical Properties

Liddicoatite

Cinnabar

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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

3.022

1 7.18

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Fracture

Uneven, Conchoidal

Uneven

Cleavage

{0001} Poor

Prismatic {10 1 0}, perfect

Mohs Hardness

-99992-2.5

2 10

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Chemical Composition

Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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

Liddicoatite and Cinnabar Chemical Formula

While comparing Liddicoatite 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 Liddicoatite and Cinnabar chemical formula.

Chemical formula of Liddicoatite- Ca(Li 2Al)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Liddicoatite Vs Musgravite

Liddicoatite Vs Narsarsukite

Liddicoatite Vs Nephrite

Liddicoatite and Cinnabar Specific Gravity

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