Eosphorite and Bytownite Physical Properties

Eosphorite

Bytownite

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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

3.05-3.082.72-2.75

1 7.18

1.5 Fracture

Subconchoidal, Uneven, Conchoidal, Uneven

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Poor on {100}

Perfect on [001], good on [010], imperfect on [110]

1.7 Mohs Hardness

56-6.5

2 10

1.8 Chemical Composition

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

Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Eosphorite and Bytownite Chemical Formula

While comparing Eosphorite and Bytownite 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 Bytownite chemical formula.

Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Eosphorite and Bytownite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Eosphorite and Bytownite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Eosphorite and Bytownite Optical Properties during the identification of gemstone. Specific gravity of Eosphorite is 2.72-2.75 whereas that of Bytownite is 2.72-2.75.