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Beryllonite
Beryllonite

Plumbogummite
Plumbogummite



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Beryllonite
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Plumbogummite

Beryllonite and Plumbogummite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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
 
Brittle
Soluble
-
4.014
Uneven, Conchoidal
None
4-5
PbAl3(PO4)(SO4)(OH)6

Beryllonite and Plumbogummite Chemical Formula

While comparing Beryllonite and Plumbogummite 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 Beryllonite and Plumbogummite chemical formula.

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Beryllonite and Plumbogummite Specific Gravity

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