Wulfenite and Cassiterite Physical Properties

Wulfenite

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

6.50-7.006.86-7.03

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

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

1.6 Cleavage

On {011}, distinct; on {001}, {013}, indistinct

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

1.7 Mohs Hardness

36-7

2 10

1.8 Chemical Composition

PbMoO 4Walter Schumann , Gemstones of the world (2001)

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

Wulfenite and Cassiterite Chemical Formula

While comparing Wulfenite 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 Wulfenite and Cassiterite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Wulfenite and Cassiterite Specific Gravity

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