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Pyromorphite
Pyromorphite

Erythrite
Erythrite



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Pyromorphite
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Erythrite

Pyromorphite and Erythrite 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)
 
Sectile
-
-
3.06
Sectile
Perfect on {010}; poor on {100} and { 1 02}.
-9999
Co3(AsO4)2•8(H2O)

Pyromorphite and Erythrite Chemical Formula

While comparing Pyromorphite and Erythrite 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 Erythrite chemical formula.

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Pyromorphite and Erythrite Specific Gravity

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