Bastnasite and Rutile Physical Properties

Bastnasite

Rutile

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Insoluble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

4.95-5.04.20-4.30

1 7.18

1.5 Fracture

Uneven

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

{110} good, 100 moderate, parting on {092} and {011}

1.7 Mohs Hardness

4-56-6.5

2 10

1.8 Chemical Composition

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

TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

Bastnasite and Rutile Chemical Formula

While comparing Bastnasite and Rutile 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 Rutile chemical formula.

Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Bastnasite and Rutile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bastnasite and Rutile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bastnasite and Rutile Optical Properties during the identification of gemstone. Specific gravity of Bastnasite is 4.20-4.30 whereas that of Rutile is 4.20-4.30.