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Pleonast
Pleonast

Beryllonite
Beryllonite



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Pleonast
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Beryllonite

Pleonast and Beryllonite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Perfect
-9999
MgAl2O4
 
Brittle
-
-
2.79-2.87
Conchoidal
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
5.5-6
NaBePO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Pleonast and Beryllonite Chemical Formula

While comparing Pleonast and Beryllonite 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 Pleonast and Beryllonite chemical formula.

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Pleonast and Beryllonite Specific Gravity

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