Apatite and Papagoite Physical Properties

Apatite

Papagoite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.16-3.23

Conchoidal, Uneven, Conchoidal to uneven

[0001] indistinct, [1010] indistinct

Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references

3.25

Imperfect in one direction

5-5.5

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

Apatite and Papagoite Chemical Formula

While comparing Apatite 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 Apatite and Papagoite chemical formula.

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Apatite and Papagoite Specific Gravity

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