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Bort
Bort

Rutile
Rutile



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Bort
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Rutile

Bort and Rutile Physical Properties

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Physical Properties

Tenacity

-
-

Solubility

-
Insoluble in acids

Durability

-
-

Specific Gravity

-99994.20-4.30
1 7.18
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Fracture

-
Uneven, Conchoidal

Cleavage

None
{110} good, 100 moderate, parting on {092} and {011}

Mohs Hardness

-99996-6.5
2 10
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Chemical Composition

C
TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Bort and Rutile Chemical Formula

While comparing Bort 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 Bort and Rutile chemical formula.

  • Chemical formula of Bort- C
  • Chemical formula of Rutile- TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Bort and Rutile Specific Gravity

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