Kornerupine and Sanidine Physical Properties

Kornerupine

Sanidine

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.25-3.452.54-2.61

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Good on {110}

{001} Perfect, {010} Good

1.7 Mohs Hardness

6.56

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

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Kornerupine and Sanidine Chemical Formula

While comparing Kornerupine and Sanidine 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 Sanidine 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 Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

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Kornerupine and Sanidine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Sanidine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Sanidine Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 2.54-2.61 whereas that of Sanidine is 2.54-2.61.