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Ceylonite and Nepheline Physical Properties


Nepheline and Ceylonite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
none   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.63-3.9   
2.55-2.65   

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

Cleavage
Indistinct   
[1010] Poor   

Mohs Hardness
7.5-8   
5-6   

Chemical Composition
(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references   
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.   

Optical Properties >>
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Ceylonite and Nepheline Chemical Formula

While comparing Ceylonite 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 Ceylonite and Nepheline chemical formula.

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Ceylonite and Nepheline Specific Gravity

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

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