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Wernerite
Wernerite

Purpurite
Purpurite



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Wernerite
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Purpurite

Wernerite and Purpurite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.50-2.80
-
Perfect
5-6.5
Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)
 
-
-
-
3.2-3.4
Uneven
[100] [001] perfect
4-4.5
MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references

Wernerite and Purpurite Chemical Formula

While comparing Wernerite and Purpurite 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 Wernerite and Purpurite chemical formula.

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Wernerite and Purpurite Specific Gravity

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