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Scheelite
Scheelite

Purpurite
Purpurite



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Scheelite
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Purpurite

Scheelite and Purpurite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
5.9-6.3
Conchoidal, Uneven
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
4.5-5
CaWO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
3.2-3.4
Uneven
[100] [001] perfect
4-4.5
MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references

Scheelite and Purpurite Chemical Formula

While comparing Scheelite 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 Scheelite and Purpurite chemical formula.

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Scheelite and Purpurite Specific Gravity

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