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Vanadinite
Vanadinite

Gahnite
Gahnite



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Vanadinite
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Gahnite

Vanadinite and Gahnite 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
6.8-7.14.00-4.62
Amber
1 7.18
1.5 Fracture
Uneven, Conchoidal, Brittle
Conchoidal, Uneven
1.6 Cleavage
None
Indistinct parting on [111]
1.7 Mohs Hardness
3-47.5-8
Amber
2 10
1.8 Chemical Composition
C20H36
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Vanadinite and Gahnite Chemical Formula

While comparing Vanadinite and Gahnite 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 Vanadinite and Gahnite chemical formula.

  • Chemical formula of Vanadinite- C20H36
  • Chemical formula of Gahnite- ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Vanadinite and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vanadinite and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vanadinite and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Vanadinite is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.