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Hercynite
Hercynite

Pyromorphite
Pyromorphite



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Hercynite
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Pyromorphite

Hercynite and Pyromorphite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.39
Uneven
{111} Indistinct, {111} Indistinct, {111} Indistinct
7.5-8
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
 
Brittle
-
-
6.5-7.1
Uneven, Conchoidal
Imperfect- [10 1 1]
3.5-4
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Hercynite and Pyromorphite Chemical Formula

While comparing Hercynite and Pyromorphite 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 Hercynite and Pyromorphite chemical formula.

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Hercynite and Pyromorphite Specific Gravity

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