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Gahnospinel
Gahnospinel

Atacamite
Atacamite



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Gahnospinel
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Atacamite

Gahnospinel and Atacamite 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
3.65-4.553.745-3.776
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009)
Conchoidal, Conchoidal, Brittle
1.6 Cleavage
None, but may exhibit slight parting
Perfect on {010}, fair on {101}
1.7 Mohs Hardness
7.5-83-3.5
Amber
2 10
1.8 Chemical Composition
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Cu2Cl(OH)3

Gahnospinel and Atacamite Chemical Formula

While comparing Gahnospinel and Atacamite 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 Gahnospinel and Atacamite chemical formula.

  • Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
  • Chemical formula of Atacamite- Cu2Cl(OH)3

Gahnospinel and Atacamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Atacamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Atacamite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 3.745-3.776 whereas that of Atacamite is 3.745-3.776.