Bytownite and Chrysoberyl Physical Properties

Bytownite

Chrysoberyl

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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

2.72-2.753.69-3.81

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic

1.6 Cleavage

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

Distinct on {110}, imperfect on {010}, poor on {001}

1.7 Mohs Hardness

6-6.58.5

2 10

1.8 Chemical Composition

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

BeAl ₂ O ₄

Bytownite and Chrysoberyl Chemical Formula

While comparing Bytownite and Chrysoberyl 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 Bytownite and Chrysoberyl chemical formula.

Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Chrysoberyl- BeAl ₂ O ₄

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Bytownite and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bytownite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Bytownite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.