Manganotantalite and Cinnabar Physical Properties

Manganotantalite

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

Not Available2

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

5.5-6.52-2.5

2 10

1.8 Chemical Composition

MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

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

Manganotantalite and Cinnabar Chemical Formula

While comparing Manganotantalite 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 Manganotantalite and Cinnabar chemical formula.

Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Manganotantalite and Cinnabar Specific Gravity

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