Kornerupine and Jeremejevite Physical Properties

Kornerupine

Jeremejevite

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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

3.25-3.453.28-3.31

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Good on {110}

None observed

1.7 Mohs Hardness

6.56.5-7.5

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 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

Kornerupine and Jeremejevite Chemical Formula

While comparing Kornerupine and Jeremejevite 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 Jeremejevite 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 Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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Kornerupine and Jeremejevite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Jeremejevite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Jeremejevite Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 3.28-3.31 whereas that of Jeremejevite is 3.28-3.31.