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Iolite and Wulfenite Physical Properties


Wulfenite and Iolite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.6-2.7   
6.50-7.00   

Fracture
Not Available   
Irregular, Brittle, Conchoidal   

Cleavage
3,1   
On {011}, distinct; on {001}, {013}, indistinct   

Mohs Hardness
7-7.5   
3   

Chemical Composition
Mg2Al4Si5O18   
PbMoO 4Walter Schumann , Gemstones of the world (2001)   

Optical Properties >>
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Iolite and Wulfenite Chemical Formula

While comparing Iolite 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 Iolite and Wulfenite chemical formula.

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Iolite and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Iolite is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.

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