Wulfenite and Pezzottaite Physical Properties

Wulfenite

Pezzottaite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.50-7.002.90-3.14

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

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

Imperfect; basal

1.7 Mohs Hardness

37.5-8

2 10

1.8 Chemical Composition

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

(Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.

Wulfenite and Pezzottaite Chemical Formula

While comparing Wulfenite and Pezzottaite 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 Pezzottaite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Pezzottaite- (Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.

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Wulfenite and Pezzottaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Pezzottaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Pezzottaite Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 2.90-3.14 whereas that of Pezzottaite is 2.90-3.14.