Zincite and Cassiterite Physical Properties

Zincite

Cassiterite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

5.50-5.906.86-7.03

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

On {10 1 0}, perfect; parting on {000 1 }

{100} imperfect, {110} indistinct; partings on {111} or {011}

1.7 Mohs Hardness

46-7

2 10

1.8 Chemical Composition

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Zincite and Cassiterite Chemical Formula

While comparing Zincite and Cassiterite 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 Zincite and Cassiterite chemical formula.

Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Zincite and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zincite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zincite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Zincite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.