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Alabaster and Spinel Physical Properties


Spinel and Alabaster Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
none   

Durability
Not Available   
Not Available   

Specific Gravity
2.30   
3.64-3.66   

Fracture
Not Available   
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Not Available   
None, but may exhibit slight parting   

Mohs Hardness
2   
8   

Chemical Composition
CaSO 4 · 2H 2OWalter Schumann , Gemstones of the world (2001)   
MgAl2O4   

Optical Properties >>
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Alabaster and Spinel Chemical Formula

While comparing Alabaster 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 Alabaster and Spinel chemical formula.

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Alabaster and Spinel Specific Gravity

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

Brown Gemstones

Brown Gemstones


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