Nepheline and Ceylonite Physical Properties

Nepheline

Ceylonite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.653.63-3.9

1 7.18

1.5 Fracture

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

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

[1010] Poor

Indistinct

1.7 Mohs Hardness

5-67.5-8

2 10

1.8 Chemical Composition

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

(Mg,Fe2+ )Al 2O 4Gemdat.org , Management Team (2012) More from other references

Nepheline and Ceylonite Chemical Formula

While comparing Nepheline and Ceylonite 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 Nepheline and Ceylonite chemical formula.

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

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Nepheline and Ceylonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nepheline and Ceylonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nepheline and Ceylonite Optical Properties during the identification of gemstone. Specific gravity of Nepheline is 3.63-3.9 whereas that of Ceylonite is 3.63-3.9.