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Beryl
Beryl

Apophyllite
Apophyllite



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Beryl
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Apophyllite

Beryl and Apophyllite 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
 
-
-
-
2.30-2.50
Uneven
Perfect on (001)
4.5-5
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Beryl and Apophyllite Chemical Formula

While comparing Beryl and Apophyllite 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 Apophyllite chemical formula.

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Beryl and Apophyllite Specific Gravity

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