Beryllonite and Ajoite Physical Properties

Beryllonite

Ajoite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Decomposed by acids

1.3 Durability

Not Available

1.4 Specific Gravity

2.79-2.872.96

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Not Available

1.6 Cleavage

{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces

Perfect on {010}

1.7 Mohs Hardness

5.5-65

2 10

1.8 Chemical Composition

NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Beryllonite and Ajoite Chemical Formula

While comparing Beryllonite and Ajoite 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 Ajoite chemical formula.

Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Ajoite- (K,Na)3Cu20Al3Si29O76(OH)16•~8(H2O)

Compare Colorless Gems

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Beryllonite and Ajoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryllonite and Ajoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and Ajoite Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is 2.96 whereas that of Ajoite is 2.96.