Kornerupine and Nepheline Physical Properties

Kornerupine

Nepheline

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.25-3.452.55-2.65

1 7.18

1.5 Fracture

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

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

Good on {110}

[1010] Poor

1.7 Mohs Hardness

6.55-6

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

Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Kornerupine and Nepheline Chemical Formula

While comparing Kornerupine and Nepheline 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 Nepheline 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 Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Compare Green Gemstones

Kornerupine Vs Malachite

Kornerupine Vs Marble

Kornerupine Vs Ludlamite

Kornerupine and Nepheline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Nepheline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Nepheline Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 2.55-2.65 whereas that of Nepheline is 2.55-2.65.