Narsarsukite and Cassiterite Physical Properties

Narsarsukite

Cassiterite

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

2.72-2.836.86-7.03

1 7.18

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Fracture

Uneven

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

Good on {100} and {110}

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

Mohs Hardness

6-76-7

2 10

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Chemical Composition

Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

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

Narsarsukite and Cassiterite Chemical Formula

While comparing Narsarsukite 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 Narsarsukite and Cassiterite chemical formula.

Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Narsarsukite and Cassiterite Specific Gravity

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