Rosasite and Cinnabar Physical Properties

Rosasite

Cinnabar

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1 Physical Properties

1.1 Tenacity

Brittle

Slightly sectile

1.2 Solubility

Effervesces in cold

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

4-4.22

1 7.18

1.5 Fracture

Splintery

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

Perfect on {100} and {010}

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

42-2.5

2 10

1.8 Chemical Composition

Not Available

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

Rosasite and Cinnabar Chemical Formula

While comparing Rosasite 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 Rosasite and Cinnabar chemical formula.

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

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Rosasite and Cinnabar Specific Gravity

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