Cinnabar and Pargasite Physical Properties

Cinnabar

Pargasite

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1 Physical Properties

1.1 Tenacity

Slightly sectile

Not Available

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

23.04-3.26

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

Splintery, Brittle, Uneven

1.6 Cleavage

Prismatic {10 1 0}, perfect

{110} perfect

1.7 Mohs Hardness

2-2.55-6

2 10

1.8 Chemical Composition

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

NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Cinnabar and Pargasite Chemical Formula

While comparing Cinnabar and Pargasite 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 Pargasite chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Pargasite- NaCa 2(Mg 4Al)Si 6Al 2O 22(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Cinnabar and Pargasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Pargasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Pargasite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 3.04-3.26 whereas that of Pargasite is 3.04-3.26.