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Scheelite
Scheelite

Alunite
Alunite



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Scheelite
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Alunite

Scheelite and Alunite Physical Properties

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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
 
Brittle
Soluble
-
2.6-2.9
Conchoidal, Uneven
On {0001}, perfect
3.5-4
KAl3(SO4)2(OH)6

Scheelite and Alunite Chemical Formula

While comparing Scheelite and Alunite 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 Alunite chemical formula.

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Scheelite and Alunite Specific Gravity

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