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Pyromorphite
Pyromorphite

Povondraite
Povondraite



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Pyromorphite
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Povondraite

Pyromorphite and Povondraite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
6.5-7.1
Uneven, Conchoidal
Imperfect- [10 1 1]
3.5-4
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)
 
-
-
-
3.26
Uneven
None
-9999
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)

Pyromorphite and Povondraite Chemical Formula

While comparing Pyromorphite and Povondraite 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 Povondraite chemical formula.

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Pyromorphite and Povondraite Specific Gravity

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