Baddeleyite and Nepheline Physical Properties

Baddeleyite

Nepheline

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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

5.5-6.02.55-2.65

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{001} Distinct

[1010] Poor

1.7 Mohs Hardness

6.55-6

2 10

1.8 Chemical Composition

ZrO 2Arthur Thomas , Gemstones (2009)

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

Baddeleyite and Nepheline Chemical Formula

While comparing Baddeleyite 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 Baddeleyite and Nepheline chemical formula.

Chemical formula of Baddeleyite- ZrO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

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Baddeleyite and Nepheline Specific Gravity

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