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Iolite
Iolite

Wavellite
Wavellite



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Iolite
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Wavellite

Iolite and Wavellite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.6-2.7
-
3,1
7-7.5
Mg2Al4Si5O18
 
-
insoluble
-
2.36
Uneven, Subconchoidal, Fibrous
[110] perfect, [101] good, [010] distinct
3.5-4
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Iolite and Wavellite Chemical Formula

While comparing Iolite and Wavellite 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 Wavellite chemical formula.

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Iolite and Wavellite Specific Gravity

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