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Jet and Gahnospinel Physical Properties


Jet
Gahnospinel and Jet Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.19-1.35   
3.65-4.55   

Fracture
ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references   
ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Not Available   
None, but may exhibit slight parting   

Mohs Hardness
2.5-4   
7.5-8   

Chemical Composition
Not Available   
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)   

Optical Properties >>
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Jet and Gahnospinel Chemical Formula

While comparing Jet 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 Jet and Gahnospinel chemical formula.

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Jet and Gahnospinel Specific Gravity

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

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