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Gahnospinel and Hibonite Physical Properties


Hibonite and Gahnospinel Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.65-4.55   
3.84   

Fracture
ConchoidalArthur Thomas, Gemstones (2009)   
Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
None, but may exhibit slight parting   
{0001} good, {10 1 0} parting   

Mohs Hardness
7.5-8   
7.5-8   

Chemical Composition
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)   
(Ca,Ce)(Al,Ti,Mg)12O19   

Optical Properties >>
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Gahnospinel and Hibonite Chemical Formula

While comparing Gahnospinel and Hibonite 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 Gahnospinel and Hibonite chemical formula.

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Gahnospinel and Hibonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Hibonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Hibonite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 3.84 whereas that of Hibonite is 3.84.

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