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Johachidolite
Johachidolite

Alunite
Alunite



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Johachidolite
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Alunite

Johachidolite and Alunite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.45
-
None
7.5
CaAlB 3O 7Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Brittle
Soluble
-
2.6-2.9
Conchoidal, Uneven
On {0001}, perfect
3.5-4
KAl3(SO4)2(OH)6

Johachidolite and Alunite Chemical Formula

While comparing Johachidolite and Alunite 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 Johachidolite and Alunite chemical formula.

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Johachidolite and Alunite Specific Gravity

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