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Kyanite
Kyanite

Wardite
Wardite



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Kyanite
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Wardite

Kyanite and Wardite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.53-3.65
Splintery
[100] perfect [010] imperfect with 79° angle between
4-7
Al2SiO5
 
-
-
-
2.81
Conchoidal
{001} Perfect
4.5-5
NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Kyanite and Wardite Chemical Formula

While comparing Kyanite and Wardite 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 Kyanite and Wardite chemical formula.

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Kyanite and Wardite Specific Gravity

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