Helenite and Cinnabar Physical Properties

Helenite

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

Not Available2

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

Not Available2-2.5

2 10

1.8 Chemical Composition

Not Available

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

Helenite and Cinnabar Chemical Formula

While comparing Helenite 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 Helenite and Cinnabar chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Helenite and Cinnabar Specific Gravity

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