Muscovite and Cinnabar Physical Properties

Muscovite

Cinnabar

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1 Physical Properties

1.1 Tenacity

Elastic

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

2.78-2.882

1 7.18

1.5 Fracture

Micaceous, Brittle

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

Perfect on the {001}

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

2-32-2.5

2 10

1.8 Chemical Composition

KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

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

Muscovite and Cinnabar Chemical Formula

While comparing Muscovite 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 Muscovite and Cinnabar chemical formula.

Chemical formula of Muscovite- KAl 2AlSi 3O 10(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Muscovite and Cinnabar Specific Gravity

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