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Purpurite
Purpurite

Gahnospinel
Gahnospinel



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Purpurite
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Gahnospinel

Purpurite 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
3.2-3.43.65-4.55
Amber
1 7.18
1.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle
ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
[100] [001] perfect
None, but may exhibit slight parting
1.7 Mohs Hardness
4-4.57.5-8
Amber
2 10
1.8 Chemical Composition
MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Purpurite and Gahnospinel Chemical Formula

While comparing Purpurite 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 Purpurite and Gahnospinel chemical formula.

  • Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Purpurite and Gahnospinel Specific Gravity

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