Dioptase and Pezzottaite Physical Properties

Dioptase

Pezzottaite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.25-3.352.90-3.14

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

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

1.6 Cleavage

Perfect in three directions

Imperfect; basal

1.7 Mohs Hardness

57.5-8

2 10

1.8 Chemical Composition

CuSiO 2(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Dioptase and Pezzottaite Chemical Formula

While comparing Dioptase 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 Dioptase and Pezzottaite chemical formula.

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

Compare Green Gemstones

Dioptase Vs Feldspar

Dioptase Vs Faustite

Dioptase Vs Euclase

Dioptase and Pezzottaite Specific Gravity

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