Cinnabar and Stichtite Physical Properties

Cinnabar

Stichtite

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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

22.11-2.20

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Uneven

1.6 Cleavage

Prismatic {10 1 0}, perfect

Perfect on {0001}

1.7 Mohs Hardness

2-2.5Not Available

2 10

1.8 Chemical Composition

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

Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cinnabar and Stichtite Chemical Formula

While comparing Cinnabar and Stichtite 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 Stichtite chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Stichtite- Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Cinnabar and Stichtite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Stichtite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Stichtite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 2.11-2.20 whereas that of Stichtite is 2.11-2.20.