Pezzottaite and Phosgenite Physical Properties

Pezzottaite

Phosgenite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.146.13

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).

1.6 Cleavage

Imperfect; basal

Distinct on {001} and {110}, indistinct on {100}

1.7 Mohs Hardness

7.5-82-3

2 10

1.8 Chemical Composition

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

Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pezzottaite and Phosgenite Chemical Formula

While comparing Pezzottaite and Phosgenite 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 Pezzottaite and Phosgenite chemical formula.

Chemical formula of Pezzottaite- (Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
Chemical formula of Phosgenite- Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Pezzottaite and Phosgenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pezzottaite and Phosgenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pezzottaite and Phosgenite Optical Properties during the identification of gemstone. Specific gravity of Pezzottaite is 6.13 whereas that of Phosgenite is 6.13.