Rutile and Afghanite Physical Properties

Rutile

Afghanite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

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)

2.55-2.65

Conchoidal

Perfect {10 1 0}

5.5-6

(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

Rutile and Afghanite Chemical Formula

While comparing Rutile and Afghanite 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 Afghanite chemical formula.

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Rutile and Afghanite Specific Gravity

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