Kornerupine and Rutile Physical Properties

Kornerupine

Rutile

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Insoluble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.25-3.454.20-4.30

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven

Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Good on {110}

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

1.7 Mohs Hardness

6.56-6.5

2 10

1.8 Chemical Composition

Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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

Kornerupine and Rutile Chemical Formula

While comparing Kornerupine 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 Kornerupine and Rutile chemical formula.

Chemical formula of Kornerupine- Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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Kornerupine and Rutile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Rutile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Rutile Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 4.20-4.30 whereas that of Rutile is 4.20-4.30.