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Charlesite
Charlesite

Beryllonite
Beryllonite



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Charlesite
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Beryllonite

Charlesite and Beryllonite Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

-
-

Durability

-
-

Specific Gravity

1.792.79-2.87
1 7.18
👆🏻

Fracture

Irregular/uneven
Conchoidal

Cleavage

Perfect on {10bar10}
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces

Mohs Hardness

2.55.5-6
2 10
👆🏻

Chemical Composition

Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
NaBePO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Charlesite and Beryllonite Chemical Formula

While comparing Charlesite 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 Charlesite and Beryllonite chemical formula.

  • Chemical formula of Charlesite- Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12•26(H2O)
  • Chemical formula of Beryllonite- NaBePO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Charlesite and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Charlesite and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Charlesite and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Charlesite is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.