Cassiterite and Hemimorphite Physical Properties

Cassiterite

Hemimorphite

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Soluble

Durability

Specific Gravity

6.86-7.033.30-3.50

1 7.18

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Fracture

Subconchoidal, Uneven, Conchoidal, Irregular

Uneven, ConchoidalWalter Schumann, Conchoidal

Cleavage

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

Perfect on {110}, poor on {101}, {001} rare

Mohs Hardness

6-75

2 10

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Chemical Composition

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

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Cassiterite and Hemimorphite Chemical Formula

While comparing Cassiterite and Hemimorphite 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 Cassiterite and Hemimorphite chemical formula.

Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

Cassiterite Vs Chrome-Chalcedony

Cassiterite Vs Cinnabar

Cassiterite Vs Crocoite

Cassiterite and Hemimorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cassiterite and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cassiterite and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Cassiterite is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.