Beryllonite and Jeremejevite Physical Properties

Beryllonite

Jeremejevite

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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

2.79-2.873.28-3.31

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

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

None observed

1.7 Mohs Hardness

5.5-66.5-7.5

2 10

1.8 Chemical Composition

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

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

Beryllonite and Jeremejevite Chemical Formula

While comparing Beryllonite and Jeremejevite 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 Jeremejevite chemical formula.

Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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Beryllonite and Jeremejevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Beryllonite and Jeremejevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Beryllonite and Jeremejevite Optical Properties during the identification of gemstone. Specific gravity of Beryllonite is 3.28-3.31 whereas that of Jeremejevite is 3.28-3.31.