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Kyanite
Kyanite

Amazonite
Amazonite



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Kyanite
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Amazonite

Kyanite and Amazonite 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
 
-
-
-
2.55-2.57
Uneven
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
6-6.5
KAlSi3O8

Kyanite and Amazonite Chemical Formula

While comparing Kyanite and Amazonite 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 Amazonite chemical formula.

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Kyanite and Amazonite Specific Gravity

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