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Dumortierite
Dumortierite

Bastnasite
Bastnasite



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Dumortierite
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Bastnasite

Dumortierite and Bastnasite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
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-
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3.26-3.41
Fibrous, ConchoidalWalter Schumann
Distinct on {100}, poor on {110}; parting on {001}
7-8.5
AlAl6O3BSi3O18
 
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4.95-5.0
Uneven
Imperfect to indistinct on {10 1 0}, parting on {0001}
4-5
(Ce,La)(CO 3)FMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Dumortierite and Bastnasite Chemical Formula

While comparing Dumortierite 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 Dumortierite and Bastnasite chemical formula.

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Dumortierite and Bastnasite Specific Gravity

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