Bastnasite and Cerussite Physical Properties

Bastnasite

Cerussite

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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

insoluble

6.46-6.57

Uneven, ConchoidalWalter Schumann, Conchoidal

Good [110] and [021]

3-3.5

PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Bastnasite and Cerussite Chemical Formula

While comparing Bastnasite and Cerussite 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 Cerussite chemical formula.

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Bastnasite and Cerussite Specific Gravity

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