Plumbogummite and Cassiterite Physical Properties

Plumbogummite

Cassiterite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.0146.86-7.03

1 7.18

1.5 Fracture

Uneven, Conchoidal

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

1.6 Cleavage

None

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

1.7 Mohs Hardness

4-56-7

2 10

1.8 Chemical Composition

Not Available

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

Plumbogummite and Cassiterite Chemical Formula

While comparing Plumbogummite 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 Plumbogummite and Cassiterite chemical formula.

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

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Plumbogummite and Cassiterite Specific Gravity

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