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Piemontite
Piemontite

Wulfenite
Wulfenite



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Piemontite
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Wulfenite

Piemontite and Wulfenite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
-9999
Uneven, Splintery
[001] good, [100] distinct
6-6.5
Ca2Al3(SiO4)(Si2O7)O(OH)
 
Brittle
-
-
6.50-7.00
Irregular, Conchoidal
On {011}, distinct; on {001}, {013}, indistinct
3
PbMoO 4Walter Schumann , Gemstones of the world (2001)

Piemontite and Wulfenite Chemical Formula

While comparing Piemontite and Wulfenite 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 Piemontite and Wulfenite chemical formula.

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Piemontite and Wulfenite Specific Gravity

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