Periclase and Pezzottaite Physical Properties

Periclase

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

3.7-3.92.90-3.14

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

{001} perfect; {111} imperfect, may exhibit parting on , {011}

Imperfect; basal

1.7 Mohs Hardness

5.5-67.5-8

2 10

1.8 Chemical Composition

MgOMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Periclase and Pezzottaite Chemical Formula

While comparing Periclase 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 Periclase and Pezzottaite chemical formula.

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

Compare Gems Found In Australia

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Periclase Vs Sapphire

Periclase and Pezzottaite Specific Gravity

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