Pezzottaite and Brucite Physical Properties

Pezzottaite

Brucite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.142.39

1 7.18

1.5 Fracture

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

Irregular

1.6 Cleavage

Imperfect; basal

Perfect on {0001}

1.7 Mohs Hardness

7.5-82.5

2 10

1.8 Chemical Composition

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

Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Pezzottaite and Brucite Chemical Formula

While comparing Pezzottaite and Brucite 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 Brucite chemical formula.

Chemical formula of Pezzottaite- (Be,Cs) 3Al 2Si 6O 18 · 0.5H 2OUlrich Henn and Claudio C.
Chemical formula of Brucite- Mg(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Pezzottaite and Brucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pezzottaite and Brucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pezzottaite and Brucite Optical Properties during the identification of gemstone. Specific gravity of Pezzottaite is 2.39 whereas that of Brucite is 2.39.