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Kyanite
Kyanite

Johachidolite
Johachidolite



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Kyanite
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Johachidolite

Kyanite and Johachidolite Physical Properties

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
3.53-3.653.45
Amber
1 7.18
1.5 Fracture
Splintery, Brittle, Metallic
Not Available
1.6 Cleavage
[100] perfect [010] imperfect with 79° angle between
None
1.7 Mohs Hardness
4-77.5
Amber
2 10
1.8 Chemical Composition
Not Available
CaAlB 3O 7Michael O’Donoghue , Gems, Sixth Edition (2006)

Kyanite and Johachidolite Chemical Formula

While comparing Kyanite and Johachidolite 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 Johachidolite chemical formula.

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  • Chemical formula of Johachidolite- CaAlB 3O 7Michael O’Donoghue , Gems, Sixth Edition (2006)

Kyanite and Johachidolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Johachidolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Johachidolite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.45 whereas that of Johachidolite is 3.45.