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Thulite
Thulite

Kyanite
Kyanite



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Thulite
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Kyanite

Thulite and Kyanite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.1
Uneven, Conchoidal
Perfect {010} imperfect {100}
6-7
Ca2Al3(SiO4)3(OH)
 
Brittle
-
-
3.53-3.65
Splintery
[100] perfect [010] imperfect with 79° angle between
4-7
Al2SiO5

Thulite and Kyanite Chemical Formula

While comparing Thulite 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 Thulite and Kyanite chemical formula.

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Thulite and Kyanite Specific Gravity

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