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Rutile
Rutile

Hiddenite
Hiddenite



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Rutile
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Hiddenite

Rutile and Hiddenite Physical Properties

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Physical Properties

Tenacity

-
-

Solubility

Insoluble in acids
-

Durability

-
-

Specific Gravity

4.20-4.303.15-3.21
1 7.18
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Fracture

Uneven, Conchoidal
-

Cleavage

{110} good, 100 moderate, parting on {092} and {011}
1,2 prismatic

Mohs Hardness

6-6.56-7
2 10
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Chemical Composition

TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)
LiAlSi2O6

Rutile and Hiddenite Chemical Formula

While comparing Rutile and Hiddenite 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 Rutile and Hiddenite chemical formula.

  • Chemical formula of Rutile- TiO 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Hiddenite- LiAlSi2O6

Rutile and Hiddenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rutile and Hiddenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rutile and Hiddenite Optical Properties during the identification of gemstone. Specific gravity of Rutile is 3.15-3.21 whereas that of Hiddenite is 3.15-3.21.