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Melanite and Spinel Physical Properties


Spinel and Melanite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
none   

Durability
Not Available   
Not Available   

Specific Gravity
3.70-4.10   
3.64-3.66   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Not Available   
None, but may exhibit slight parting   

Mohs Hardness
6.5-7   
8   

Chemical Composition
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)   
MgAl2O4   

Optical Properties >>
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Melanite and Spinel Chemical Formula

While comparing Melanite and Spinel 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 Melanite and Spinel chemical formula.

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Melanite and Spinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Melanite and Spinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Melanite and Spinel Optical Properties during the identification of gemstone. Specific gravity of Melanite is 3.64-3.66 whereas that of Spinel is 3.64-3.66.

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