Franklinite and Rutile Physical Properties

Franklinite

Rutile

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

5.05-5.22

Uneven

None

5.5-6

(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Insoluble in acids

4.20-4.30

Uneven, Conchoidal

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

6-6.5

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

Franklinite and Rutile Chemical Formula

While comparing Franklinite 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 Franklinite and Rutile chemical formula.

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Franklinite and Rutile Specific Gravity

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