Peridot and Papagoite Physical Properties

Peridot

Papagoite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.54-1.553.25

1 7.18

1.5 Fracture

Conchoidal

Brittle, Metallic

1.6 Cleavage

Poor

Imperfect in one direction

1.7 Mohs Hardness

6.5-75-5.5

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Peridot and Papagoite Chemical Formula

While comparing Peridot and Papagoite 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 Peridot and Papagoite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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Peridot and Papagoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Papagoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Papagoite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 3.25 whereas that of Papagoite is 3.25.