Kornerupine and Kyanite Cyprine Physical Properties

Kornerupine

Kyanite Cyprine

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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

3.25-3.453.55-3.70

1 7.18

1.5 Fracture

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

Gemstones (2009)

1.6 Cleavage

Good on {110}

Not Available

1.7 Mohs Hardness

6.54-7

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

Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

Kornerupine and Kyanite Cyprine Chemical Formula

While comparing Kornerupine and Kyanite Cyprine 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 Kyanite Cyprine 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 Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

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Kornerupine and Kyanite Cyprine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Kyanite Cyprine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Kyanite Cyprine Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 3.55-3.70 whereas that of Kyanite Cyprine is 3.55-3.70.