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Kyanite
Kyanite

Albite
Albite



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Kyanite
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Albite

Kyanite and Albite Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.53-3.652.60-2.65
Amber
1 7.18
1.5 Fracture
Splintery, Brittle, Metallic
Uneven, Uneven, Gems, Sixth Edition (2006), Uneven, Conchoidal
1.6 Cleavage
[100] perfect [010] imperfect with 79° angle between
Perfect on {001}, very good on {010}, imperfect on {110}
1.7 Mohs Hardness
4-76-6.5
Amber
2 10
1.8 Chemical Composition
Not Available
NaAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Kyanite and Albite Chemical Formula

While comparing Kyanite and Albite 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 Albite chemical formula.

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  • Chemical formula of Albite- NaAlSi 3O 8Michael O’Donoghue , Gems, Sixth Edition (2006)

Kyanite and Albite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Albite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Albite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 2.60-2.65 whereas that of Albite is 2.60-2.65.