Jeremejevite and Bytownite Physical Properties

Jeremejevite

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

3.28-3.312.72-2.75

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

None observed

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

1.7 Mohs Hardness

6.5-7.56-6.5

2 10

1.8 Chemical Composition

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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

Jeremejevite and Bytownite Chemical Formula

While comparing Jeremejevite 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 Jeremejevite and Bytownite chemical formula.

Chemical formula of Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich 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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Jeremejevite and Bytownite Specific Gravity

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