Lazulite and Papagoite Physical Properties

Lazulite

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

3.04-3.173.25

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones of the world (2001) More from other references

Brittle, Metallic

1.6 Cleavage

{001} Indistinct, {???} Indistinct

Imperfect in one direction

1.7 Mohs Hardness

5.55-5.5

2 10

1.8 Chemical Composition

(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

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

Lazulite and Papagoite Chemical Formula

While comparing Lazulite 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 Lazulite and Papagoite chemical formula.

Chemical formula of Lazulite- (Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references
Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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Lazulite and Papagoite Specific Gravity

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