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Verdelite
Verdelite

Aegirine
Aegirine



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Verdelite
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Aegirine

Verdelite and Aegirine 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
2.90-3.40
3.50-3.60
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic
1.6 Cleavage
Not Available
Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}
1.7 Mohs Hardness
7-7.5
6
1.8 Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Verdelite and Aegirine Chemical Formula

While comparing Verdelite and Aegirine 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 Verdelite and Aegirine chemical formula.

  • Chemical formula of Verdelite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
  • Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Verdelite and Aegirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Verdelite and Aegirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Verdelite and Aegirine Optical Properties during the identification of gemstone. Specific gravity of Verdelite is 3.50-3.60 whereas that of Aegirine is 3.50-3.60.

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