Taaffeite and Cassiterite Physical Properties

Taaffeite

Cassiterite

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

3.60-3.616.86-7.03

1 7.18

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Fracture

Conchoidal

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

Imperfect/fair/absent

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

Mohs Hardness

8-8.56-7

2 10

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Chemical Composition

Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references

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

Taaffeite and Cassiterite Chemical Formula

While comparing Taaffeite 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 Taaffeite and Cassiterite chemical formula.

Chemical formula of Taaffeite- Mg 3Al 8BeO 16Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Taaffeite Vs Orthoclase

Taaffeite Vs Oligoclase

Taaffeite Vs Muscovite

Taaffeite and Cassiterite Specific Gravity

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