Danburite and Cassiterite Physical Properties

Danburite

Cassiterite

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

2.97-3.036.86-7.03

1 7.18

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Fracture

Uneven, ConchoidalWalter Schumann, Conchoidal

Subconchoidal, Uneven, Conchoidal, Irregular

Cleavage

{001} Poor

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

Mohs Hardness

76-7

2 10

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Chemical Composition

CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Danburite and Cassiterite Chemical Formula

While comparing Danburite 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 Danburite and Cassiterite chemical formula.

Chemical formula of Danburite- CaB 2(SiO 4) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Danburite and Cassiterite Specific Gravity

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