Kornerupine and Kurnakovite Physical Properties

Kornerupine

Kurnakovite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.25-3.451.847-1.852

1 7.18

1.5 Fracture

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

Brittle, Conchoidal

1.6 Cleavage

Good on {110}

Poor to indistinct on {010}

1.7 Mohs Hardness

6.52-3

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

Not Available

Kornerupine and Kurnakovite Chemical Formula

While comparing Kornerupine and Kurnakovite 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 Kurnakovite 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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Kornerupine and Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.