Mimetite and Beryllonite Physical Properties

Mimetite

Beryllonite

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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

7.102.79-2.87

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

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

1.6 Cleavage

[10 1 1] Imperfect

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

1.7 Mohs Hardness

3.55.5-6

2 10

1.8 Chemical Composition

Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Mimetite and Beryllonite Chemical Formula

While comparing Mimetite 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 Mimetite and Beryllonite chemical formula.

Chemical formula of Mimetite- Pb 5(AsO 4) 3ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

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Mimetite Vs Neptunite

Mimetite Vs Pezzottaite

Mimetite and Beryllonite Specific Gravity

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