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Kyanite
Kyanite

Kunzite
Kunzite



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Kyanite
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Kunzite

Kyanite and Kunzite Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.53-3.653.15-3.21
Amber
1 7.18
1.5 Fracture
Splintery, Brittle, Metallic
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
[100] perfect [010] imperfect with 79° angle between
1,2 prismatic
1.7 Mohs Hardness
4-76-7
Amber
2 10
1.8 Chemical Composition
Not Available
LiAlSi2O6

Kyanite and Kunzite Chemical Formula

While comparing Kyanite and Kunzite 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 Kunzite chemical formula.

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  • Chemical formula of Kunzite- LiAlSi2O6

Kyanite and Kunzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Kunzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Kunzite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.15-3.21 whereas that of Kunzite is 3.15-3.21.