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Legrandite
Legrandite

Nepheline
Nepheline



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Legrandite
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Nepheline

Legrandite and Nepheline Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.98-4.042.55-2.65
Amber
1 7.18
1.5 Fracture
Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.6 Cleavage
Imperfect, poor one {100}
[1010] Poor
1.7 Mohs Hardness
4.5-55-6
Amber
2 10
1.8 Chemical Composition
Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Legrandite and Nepheline Chemical Formula

While comparing Legrandite 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 Legrandite and Nepheline chemical formula.

  • Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Nepheline- Na 3(Na,K)Al 4Si 4O 16Ulrich Henn and Claudio C.

Legrandite and Nepheline Specific Gravity

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