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Nepheline
Nepheline

Hyacinth
Hyacinth



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Nepheline
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Hyacinth

Nepheline and Hyacinth Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.55-2.653.93-4.73
Amber
1 7.18
1.5 Fracture
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
[1010] Poor
Not Available
1.7 Mohs Hardness
5-66.5-7.5
Amber
2 10
1.8 Chemical Composition
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
ZrSiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Nepheline and Hyacinth Chemical Formula

While comparing Nepheline and Hyacinth 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 Hyacinth chemical formula.

  • Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.
  • Chemical formula of Hyacinth- ZrSiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Nepheline and Hyacinth Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nepheline and Hyacinth Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nepheline and Hyacinth Optical Properties during the identification of gemstone. Specific gravity of Nepheline is 3.93-4.73 whereas that of Hyacinth is 3.93-4.73.