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Amethyst
Amethyst

Gahnospinel
Gahnospinel



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Amethyst
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Gahnospinel

Amethyst and Gahnospinel Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
insoluble in common solvents
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.653.65-4.55
Amber
1 7.18
1.5 Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Indiscernible
None, but may exhibit slight parting
1.7 Mohs Hardness
77.5-8
Amber
2 10
1.8 Chemical Composition
SiO2
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Amethyst and Gahnospinel Chemical Formula

While comparing Amethyst and Gahnospinel 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 Amethyst and Gahnospinel chemical formula.

  • Chemical formula of Amethyst- SiO2
  • Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Amethyst and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.