Andesine and Cinnabar Physical Properties

Andesine

Cinnabar

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1 Physical Properties

1.1 Tenacity

Brittle

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

2.65-2.692

1 7.18

1.5 Fracture

Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

Perfect on {001}, good on {010}

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

6-6.52-2.5

2 10

1.8 Chemical Composition

(Na,Ca)Al_1-2Si_3-2O₈

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

Andesine and Cinnabar Chemical Formula

While comparing Andesine 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 Andesine and Cinnabar chemical formula.

Chemical formula of Andesine- (Na,Ca)Al_1-2Si_3-2O₈
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Andesine and Cinnabar Specific Gravity

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