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Kornerupine and Hollandite Physical Properties


Hollandite and Kornerupine Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.25-3.45   
5.05   

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

Cleavage
Good on {110}   
Distinct / Good, Prismatic   

Mohs Hardness
6.5   
4-6   

Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references   
Ba(Mn++++,Mn++)8O16   

Optical Properties >>
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Kornerupine and Hollandite Chemical Formula

While comparing Kornerupine and Hollandite 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 Hollandite chemical formula.

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Kornerupine and Hollandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Hollandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Hollandite Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 5.05 whereas that of Hollandite is 5.05.

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Green Gemstones


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