Vlasovite and Kornerupine Physical Properties

Vlasovite

Kornerupine

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Nearly insoluble in HCl and HNO₃

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.973.25-3.45

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

Distinct on {010}

Good on {110}

1.7 Mohs Hardness

66.5

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

Vlasovite and Kornerupine Chemical Formula

While comparing Vlasovite 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 Vlasovite 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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Vlasovite and Kornerupine Specific Gravity

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