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Spinel
Spinel

Hibonite
Hibonite



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Spinel
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Hibonite

Spinel and Hibonite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.64-3.66
Conchoidal, Uneven
None, but may exhibit slight parting
8
MgAl2O4
 
-
-
-
3.84
Subconchoidal, Conchoidal
{0001} good, {10 1 0} parting
7.5-8
(Ca,Ce)(Al,Ti,Mg)12O19

Spinel and Hibonite Chemical Formula

While comparing Spinel 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 Spinel and Hibonite chemical formula.

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Spinel and Hibonite Specific Gravity

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