Beryllonite and Fire Opal Physical Properties

Beryllonite

Fire Opal

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.79-2.871.97-2.22

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

5.5-66-6.5

2 10

1.8 Chemical Composition

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

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Beryllonite and Fire Opal Chemical Formula

While comparing Beryllonite and Fire Opal 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 Fire Opal chemical formula.

Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Compare Colorless Gems

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Beryllonite Vs Cancrinite

Beryllonite and Fire Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryllonite and Fire Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and Fire Opal Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is 1.97-2.22 whereas that of Fire Opal is 1.97-2.22.