Hematite and Cassiterite Physical Properties

Hematite

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

5.00-5.306.86-7.03

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

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

1.6 Cleavage

None, may show partings on {0001} and {10 1 1}

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

1.7 Mohs Hardness

66-7

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

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

Hematite and Cassiterite Chemical Formula

While comparing Hematite 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 Hematite and Cassiterite chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Hematite and Cassiterite Specific Gravity

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