Rutile and Simpsonite Physical Properties

Rutile

Simpsonite

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Physical Properties

Tenacity

Solubility

Insoluble in acids

Durability

Specific Gravity

4.20-4.30-9999

1 7.18

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Fracture

Uneven, Conchoidal

Conchoidal

Cleavage

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

None

Mohs Hardness

6-6.57-7.5

2 10

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Chemical Composition

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

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Rutile and Simpsonite Chemical Formula

While comparing Rutile and Simpsonite 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 Simpsonite chemical formula.

Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

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Rutile and Simpsonite Specific Gravity

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