Nepheline and Axinite Physical Properties

Nepheline

Axinite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.653.26-3.36

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

[1010] Poor

Good on {100}

1.7 Mohs Hardness

5-66.5-7

2 10

1.8 Chemical Composition

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

(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Nepheline and Axinite Chemical Formula

While comparing Nepheline and Axinite 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 Axinite chemical formula.

Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
Chemical formula of Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Nepheline and Axinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nepheline and Axinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nepheline and Axinite Optical Properties during the identification of gemstone. Specific gravity of Nepheline is 3.26-3.36 whereas that of Axinite is 3.26-3.36.