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Kornerupine
Kornerupine
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Neptunite
Neptunite
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Kornerupine
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Neptunite

Kornerupine and Neptunite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.25-3.45
Conchoidal, Uneven
Good on {110}
6.5
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
 
Brittle
-
-
3.19-3.23
Conchoidal
{110} good
5-6
KNa 2Li(Fe2+ ,Mn2+ ) 2Ti 2Si 8O 24Michael O’Donoghue , Gems, Sixth Edition (2006)

Kornerupine and Neptunite Chemical Formula

While comparing Kornerupine and Neptunite 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 Neptunite chemical formula.

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Kornerupine and Neptunite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Neptunite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine Vs Neptunite during the identification of gemstone. Specific gravity of Kornerupine is whereas that of Neptunite is .