Cinnabar and Rhodolite Physical Properties

Cinnabar

Rhodolite

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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

23.84

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

Conchoidal

1.6 Cleavage

Prismatic {10 1 0}, perfect

none, may show indistinct parting

1.7 Mohs Hardness

2-2.57-7.5

2 10

1.8 Chemical Composition

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

(Mg,Fe)₃Al₂Si₃O₁₂

Cinnabar and Rhodolite Chemical Formula

While comparing Cinnabar and Rhodolite 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 Rhodolite chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Cinnabar and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 3.84 whereas that of Rhodolite is 3.84.