Beryllonite and Prasiolite Physical Properties

Beryllonite

Prasiolite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.79-2.872.65

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

3,1

1.7 Mohs Hardness

5.5-67

2 10

1.8 Chemical Composition

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

SiO 2Ulrich Henn and Claudio C.

Beryllonite and Prasiolite Chemical Formula

While comparing Beryllonite and Prasiolite 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 Prasiolite chemical formula.

Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.

Compare Colorless Gems

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Beryllonite Vs Cancrinite

Beryllonite Vs Cassiterite

Beryllonite and Prasiolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryllonite and Prasiolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and Prasiolite Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is 2.65 whereas that of Prasiolite is 2.65.