Marialite and Cinnabar Physical Properties

Marialite

Cinnabar

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Physical Properties

Tenacity

Brittle

Slightly sectile

Solubility

1.04 x 10⁻²⁵ g per 100 ml water (Ksp at 25°C = 2 x 10⁻³²)

Durability

Specific Gravity

2.502

1 7.18

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Fracture

Uneven, Conchoidal

Uneven

Cleavage

Distinct on {100} and {110}

Prismatic {10 1 0}, perfect

Mohs Hardness

5.5-62-2.5

2 10

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Chemical Composition

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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

Marialite and Cinnabar Chemical Formula

While comparing Marialite 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 Marialite and Cinnabar chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Marialite and Cinnabar Specific Gravity

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