Rutile and Bustamite Physical Properties

Rutile

Bustamite

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Physical Properties

Tenacity

Solubility

Insoluble in acids

Partly soluble in HCl.

Durability

Specific Gravity

4.20-4.303.32-3.43

1 7.18

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Fracture

Uneven, Conchoidal

Conchoidal

Cleavage

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

{100} perfect; {110} and {1 1 0} good; {010} poor

Mohs Hardness

6-6.55.5-6

2 10

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Chemical Composition

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

(Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Rutile and Bustamite Chemical Formula

While comparing Rutile and Bustamite 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 Bustamite chemical formula.

Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Bustamite- (Ca,Mn2+ )Si 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Rutile and Bustamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rutile and Bustamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rutile and Bustamite Optical Properties during the identification of gemstone. Specific gravity of Rutile is 3.32-3.43 whereas that of Bustamite is 3.32-3.43.