Bytownite and Boracite Physical Properties

Bytownite

Boracite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.72-2.752.95-2.96

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

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

1.6 Cleavage

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

None

1.7 Mohs Hardness

6-6.57-7.5

2 10

1.8 Chemical Composition

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

Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Bytownite and Boracite Chemical Formula

While comparing Bytownite and Boracite 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 Boracite 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 Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found In Australia

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Bytownite and Boracite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bytownite and Boracite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Boracite Optical Properties during the identification of gemstone. Specific gravity of Bytownite is 2.95-2.96 whereas that of Boracite is 2.95-2.96.