Rutilated topaz and Beryllonite Physical Properties

Rutilated topaz

Beryllonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.79-2.87

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

Not Available5.5-6

2 10

1.8 Chemical Composition

Not Available

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

Rutilated topaz and Beryllonite Chemical Formula

While comparing Rutilated topaz and Beryllonite 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 Rutilated topaz and Beryllonite chemical formula.

Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rutilated topaz Vs Color change garnet

Rutilated topaz Vs Pleonast

Rutilated topaz Vs Bort

Rutilated topaz and Beryllonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rutilated topaz and Beryllonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rutilated topaz and Beryllonite Optical Properties during the identification of gemstone. Specific gravity of Rutilated topaz is 2.79-2.87 whereas that of Beryllonite is 2.79-2.87.