Nickeline and Kornerupine Physical Properties

Nickeline

Kornerupine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.25-3.45

1 7.18

1.5 Fracture

Conchoidal, Uneven

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

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

Good on {110}

1.7 Mohs Hardness

5-5.56.5

2 10

1.8 Chemical Composition

Not Available

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

Nickeline and Kornerupine Chemical Formula

While comparing Nickeline and Kornerupine 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 Nickeline and Kornerupine 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

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Nickeline and Kornerupine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Kornerupine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Kornerupine Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 3.25-3.45 whereas that of Kornerupine is 3.25-3.45.