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Demantoid
Demantoid

Gahnospinel
Gahnospinel



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Demantoid
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Gahnospinel

Demantoid and Gahnospinel Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.77-3.953.65-4.55
Amber
1 7.18
1.5 Fracture
Not Available
ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
Not Available
None, but may exhibit slight parting
1.7 Mohs Hardness
6.57.5-8
Amber
2 10
1.8 Chemical Composition
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Demantoid and Gahnospinel Chemical Formula

While comparing Demantoid 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 Demantoid and Gahnospinel chemical formula.

  • Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
  • Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Demantoid and Gahnospinel Specific Gravity

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