Beryllonite and Bustamite Physical Properties

Beryllonite

Bustamite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Partly soluble in HCl.

1.3 Durability

Not Available

1.4 Specific Gravity

2.79-2.873.32-3.43

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

{100} perfect; {110} and {1 1 0} good; {010} poor

1.7 Mohs Hardness

5.5-65.5-6

2 10

1.8 Chemical Composition

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

(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Beryllonite and Bustamite Chemical Formula

While comparing Beryllonite and Bustamite 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 Bustamite chemical formula.

Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

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Beryllonite Vs Bytownite

Beryllonite and Bustamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryllonite and Bustamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and Bustamite Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is 3.32-3.43 whereas that of Bustamite is 3.32-3.43.