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Augelite
Augelite

Kyanite
Kyanite



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Augelite
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Kyanite

Augelite and Kyanite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.70-2.75
Conchoidal
From the Greek for luster, for its pearly luster on the cleavage.
4.5-5
Al 2(PO 4)(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Brittle
-
-
3.53-3.65
Splintery
[100] perfect [010] imperfect with 79° angle between
4-7
Al2SiO5

Augelite and Kyanite Chemical Formula

While comparing Augelite and Kyanite 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 Augelite and Kyanite chemical formula.

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Augelite and Kyanite Specific Gravity

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