Cinnabar and Gaspeite Physical Properties

Cinnabar

Gaspeite

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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)

HCl soluble

1.3 Durability

Not Available

1.4 Specific Gravity

23.71

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

Uneven

1.6 Cleavage

Prismatic {10 1 0}, perfect

{10 1 1} Good

1.7 Mohs Hardness

2-2.54.5-5

2 10

1.8 Chemical Composition

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

(Ni,Mg,Fe++)CO3

Cinnabar and Gaspeite Chemical Formula

While comparing Cinnabar and Gaspeite 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 Gaspeite chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3

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Cinnabar and Gaspeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Gaspeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Gaspeite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 3.71 whereas that of Gaspeite is 3.71.