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Spinel
Spinel

Gahnospinel
Gahnospinel



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Spinel
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Gahnospinel

Spinel and Gahnospinel Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
none
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.64-3.663.65-4.55
Amber
1 7.18
1.5 Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)
ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
None, but may exhibit slight parting
None, but may exhibit slight parting
1.7 Mohs Hardness
87.5-8
Amber
2 10
1.8 Chemical Composition
MgAl2O4
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Spinel and Gahnospinel Chemical Formula

While comparing Spinel 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 Spinel and Gahnospinel chemical formula.

  • Chemical formula of Spinel- MgAl2O4
  • Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Spinel and Gahnospinel Specific Gravity

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