Phlogopite and Papagoite Physical Properties

Phlogopite

Papagoite

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1 Physical Properties

1.1 Tenacity

Tough

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.78-2.853.25

1 7.18

1.5 Fracture

None, Uneven

Brittle, Metallic

1.6 Cleavage

Perfect basal (001)

Imperfect in one direction

1.7 Mohs Hardness

2-2.55-5.5

2 10

1.8 Chemical Composition

Not Available

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

Phlogopite and Papagoite Chemical Formula

While comparing Phlogopite 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 Phlogopite and Papagoite chemical formula.

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

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Phlogopite and Papagoite Specific Gravity

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