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Spinel and Stichtite Physical Properties


Stichtite and Spinel Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
none   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.64-3.66   
2.11-2.20   

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

Cleavage
None, but may exhibit slight parting   
Perfect on {0001}   

Mohs Hardness
8   
Not Available   

Chemical Composition
MgAl2O4   
Mg 6Cr 2(CO 3)(OH) 16 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Spinel and Stichtite Chemical Formula

While comparing Spinel and Stichtite 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 Stichtite chemical formula.

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Spinel and Stichtite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spinel and Stichtite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spinel and Stichtite Optical Properties during the identification of gemstone. Specific gravity of Spinel is 2.11-2.20 whereas that of Stichtite is 2.11-2.20.

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