Vesuvianite and Bastnasite Physical Properties

Vesuvianite

Bastnasite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.32-3.434.95-5.0

1 7.18

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Fracture

Conchoidal

Uneven

Cleavage

Poor on {110} and {100} very poor on {001}

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

Mohs Hardness

6-74-5

2 10

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Chemical Composition

Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4

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

Vesuvianite and Bastnasite Chemical Formula

While comparing Vesuvianite 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 Vesuvianite and Bastnasite chemical formula.

Chemical formula of Vesuvianite- Ca10(Mg,Fe)2Al4(SiO4)5(Si2O7)2(OH)4
Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Brown Gemstones

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Vesuvianite and Bastnasite Specific Gravity

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