Liddicoatite and Cinnabar Physical Properties

Liddicoatite

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

3.022

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

{0001} Poor

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

Not Available2-2.5

2 10

1.8 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

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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.