Bastnasite and Magnesite Physical Properties

Bastnasite

Magnesite

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Physical Properties

Tenacity

Brittle

Solubility

Effervesces in hot HCl

Durability

Specific Gravity

4.95-5.02.92-3.12

1 7.18

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Fracture

Uneven

Conchoidal

Cleavage

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

[10 1 1] perfect

Mohs Hardness

4-53.5-4.5

2 10

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Chemical Composition

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

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

Bastnasite and Magnesite Chemical Formula

While comparing Bastnasite and Magnesite 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 Magnesite chemical formula.

Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Bastnasite and Magnesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Magnesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Magnesite Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 2.92-3.12 whereas that of Magnesite is 2.92-3.12.