Bytownite and Fluorite Physical Properties

Bytownite

Fluorite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

slightly water soluble and in hot hydrochloric acid

1.3 Durability

Not Available

1.4 Specific Gravity

2.72-2.753.00-3.25

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

1.6 Cleavage

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

Octahedral, perfect on {111}, parting on {011}

1.7 Mohs Hardness

6-6.54

2 10

1.8 Chemical Composition

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

CaF₂

Bytownite and Fluorite Chemical Formula

While comparing Bytownite and Fluorite 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 Fluorite 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 Fluorite- CaF₂

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Bytownite and Fluorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bytownite and Fluorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Fluorite Optical Properties during the identification of gemstone. Specific gravity of Bytownite is 3.00-3.25 whereas that of Fluorite is 3.00-3.25.