Magnesite and Bastnasite Physical Properties

Magnesite

Bastnasite

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Physical Properties

Tenacity

Brittle

Solubility

Effervesces in hot HCl

Durability

Specific Gravity

2.92-3.124.95-5.0

1 7.18

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Fracture

Conchoidal

Uneven

Cleavage

[10 1 1] perfect

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

Mohs Hardness

3.5-4.54-5

2 10

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Chemical Composition

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

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

Magnesite and Bastnasite Chemical Formula

While comparing Magnesite and Bastnasite 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 Magnesite and Bastnasite chemical formula.

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

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Magnesite and Bastnasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Magnesite and Bastnasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Magnesite and Bastnasite Optical Properties during the identification of gemstone. Specific gravity of Magnesite is 4.95-5.0 whereas that of Bastnasite is 4.95-5.0.