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Beryl
Beryl

Alunite
Alunite



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Beryl
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Alunite

Beryl and Alunite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.60-2.90
Uneven, Conchoidal, Irregular
Imperfect on {0001}
7.5-8
Be3Al2Si6O18
 
Brittle
Soluble
-
2.6-2.9
Conchoidal, Uneven
On {0001}, perfect
3.5-4
KAl3(SO4)2(OH)6

Beryl and Alunite Chemical Formula

While comparing Beryl 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 Beryl and Alunite chemical formula.

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Beryl and Alunite Specific Gravity

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