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Simpsonite and Spinel Physical Properties


Spinel and Simpsonite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
none   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
3.64-3.66   

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

Cleavage
None   
None, but may exhibit slight parting   

Mohs Hardness
7-7.5   
8   

Chemical Composition
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.   
MgAl2O4   

Optical Properties >>
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Simpsonite and Spinel Chemical Formula

While comparing Simpsonite 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 Simpsonite and Spinel chemical formula.

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Simpsonite and Spinel Specific Gravity

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

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