Bastnasite and Bytownite Physical Properties

Bastnasite

Bytownite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

4.95-5.0

Uneven

Imperfect to indistinct on {10 1 0}, parting on {0001}

4-5

(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Brittle

2.72-2.75

Uneven

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

6-6.5

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

Bastnasite and Bytownite Chemical Formula

While comparing Bastnasite 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 Bastnasite and Bytownite chemical formula.

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Bastnasite and Bytownite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Bytownite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite Vs Bytownite during the identification of gemstone. Specific gravity of Bastnasite is whereas that of Bytownite is .