Amazonite and Cinnabar Physical Properties

Amazonite

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

2.55-2.572

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

6-6.52-2.5

2 10

1.8 Chemical Composition

KAlSi₃O₈

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

Amazonite and Cinnabar Chemical Formula

While comparing Amazonite 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 Amazonite and Cinnabar chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Amazonite and Cinnabar Specific Gravity

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