Bastnasite and Euclase Physical Properties

Bastnasite

Euclase

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.95-5.03.08-3.12

1 7.18

1.5 Fracture

Uneven

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001), Brittle, Metallic

1.6 Cleavage

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

{010} Perfect

1.7 Mohs Hardness

4-57.5

2 10

1.8 Chemical Composition

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

BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Bastnasite and Euclase Chemical Formula

While comparing Bastnasite and Euclase 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 Euclase chemical formula.

Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Euclase- BeAlSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Bastnasite and Euclase Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Euclase Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Euclase Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 3.08-3.12 whereas that of Euclase is 3.08-3.12.