Wulfenite and Linarite Physical Properties

Wulfenite

Linarite

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

6.50-7.005.35

1 7.18

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Fracture

Irregular, Conchoidal

Conchoidal

Cleavage

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

Perfect on {100}, imperfect on {001}

Mohs Hardness

32.5

2 10

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Chemical Composition

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

PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Wulfenite and Linarite Chemical Formula

While comparing Wulfenite and Linarite 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 Linarite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Linarite- PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Wulfenite and Linarite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Linarite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Linarite Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 5.35 whereas that of Linarite is 5.35.