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Cinnabar
Cinnabar

Plasma
Plasma



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Cinnabar
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Plasma

Cinnabar and Plasma Physical Properties

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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

2-9999
1 7.18
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Fracture

Uneven
-

Cleavage

Prismatic {10 1 0}, perfect
None

Mohs Hardness

2-2.5-9999
2 10
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Chemical Composition

HgSMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Cu9(AsO4)2(OH)10

Cinnabar and Plasma Chemical Formula

While comparing Cinnabar and Plasma 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 Plasma chemical formula.

  • Chemical formula of Cinnabar- HgSMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Plasma- Cu9(AsO4)2(OH)10

Cinnabar and Plasma Specific Gravity

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