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Nepheline
Nepheline

Vanadinite
Vanadinite



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Nepheline
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Vanadinite

Nepheline and Vanadinite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.55-2.656.8-7.1
Amber
1 7.18
1.5 Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Uneven, Conchoidal, Brittle
1.6 Cleavage
[1010] Poor
None
1.7 Mohs Hardness
5-63-4
Amber
2 10
1.8 Chemical Composition
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
C20H36

Nepheline and Vanadinite Chemical Formula

While comparing Nepheline and Vanadinite 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 Vanadinite chemical formula.

  • Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
  • Chemical formula of Vanadinite- C20H36

Nepheline and Vanadinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nepheline and Vanadinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nepheline and Vanadinite Optical Properties during the identification of gemstone. Specific gravity of Nepheline is 6.8-7.1 whereas that of Vanadinite is 6.8-7.1.