Pyromorphite and Papagoite Physical Properties

Pyromorphite

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

6.5-7.13.25

1 7.18

1.5 Fracture

Uneven, ConchoidalArthur Thomas, Brittle, Metallic

Brittle, Metallic

1.6 Cleavage

Imperfect- [10 1 1]

Imperfect in one direction

1.7 Mohs Hardness

3.5-45-5.5

2 10

1.8 Chemical Composition

Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

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

Pyromorphite and Papagoite Chemical Formula

While comparing Pyromorphite 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 Pyromorphite and Papagoite chemical formula.

Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)
Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

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Pyromorphite Vs Sapphire

Pyromorphite and Papagoite Specific Gravity

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