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Pyromorphite
Pyromorphite

Norbergite
Norbergite



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Pyromorphite
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Norbergite

Pyromorphite and Norbergite 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)
 
-
-
-
3.177
Uneven, Conchoidal
{???} Distinct
6-6.5
Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

Pyromorphite and Norbergite Chemical Formula

While comparing Pyromorphite and Norbergite 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 Norbergite chemical formula.

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Pyromorphite and Norbergite Specific Gravity

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