Phenakite and Papagoite Physical Properties

Phenakite

Papagoite

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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

2.90-2.983.25

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle

Brittle, Metallic

1.6 Cleavage

Distinct on {11 2 0}, imperfect on {10 1 1}

Imperfect in one direction

1.7 Mohs Hardness

7.5-85-5.5

2 10

1.8 Chemical Composition

Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Phenakite and Papagoite Chemical Formula

While comparing Phenakite 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 Phenakite and Papagoite chemical formula.

Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Colorless Gems

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Phenakite and Papagoite Specific Gravity

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