Vesuvianite and Pezzottaite Physical Properties

Vesuvianite

Pezzottaite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Vesuvianite is virtually insolouble in acids

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.32-3.432.90-3.14

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

Poor on {110} and {100} very poor on {001}

Imperfect; basal

1.7 Mohs Hardness

6-77.5-8

2 10

1.8 Chemical Composition

Not Available

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

Vesuvianite and Pezzottaite Chemical Formula

While comparing Vesuvianite 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 Vesuvianite and Pezzottaite chemical formula.

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

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Vesuvianite and Pezzottaite Specific Gravity

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