Eosphorite and Beryllonite Physical Properties

Eosphorite

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

3.05-3.082.79-2.87

1 7.18

1.5 Fracture

Subconchoidal, Uneven, Conchoidal, Uneven

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

1.6 Cleavage

Poor on {100}

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

1.7 Mohs Hardness

55.5-6

2 10

1.8 Chemical Composition

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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

Eosphorite and Beryllonite Chemical Formula

While comparing Eosphorite 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 Eosphorite and Beryllonite chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Beryllonite- NaBePO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Eosphorite and Beryllonite Specific Gravity

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