Aegirine and Bytownite Physical Properties

Aegirine

Bytownite

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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

3.50-3.602.72-2.75

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

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

1.7 Mohs Hardness

66-6.5

2 10

1.8 Chemical Composition

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

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

Aegirine and Bytownite Chemical Formula

While comparing Aegirine 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 Aegirine and Bytownite chemical formula.

Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Aegirine and Bytownite Specific Gravity

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