Gyrolite and Bytownite Physical Properties

Gyrolite

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

2.482.72-2.75

1 7.18

1.5 Fracture

Brittle, Uneven, Brittle, Uneven

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Perfect on {001}

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

1.7 Mohs Hardness

26-6.5

2 10

1.8 Chemical Composition

NaCa16Si23AlO60(OH)8•64(H2O)

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

Gyrolite and Bytownite Chemical Formula

While comparing Gyrolite 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 Gyrolite and Bytownite chemical formula.

Chemical formula of Gyrolite- NaCa16Si23AlO60(OH)8•64(H2O)
Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Gyrolite and Bytownite Specific Gravity

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