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White Opal
White Opal

Spinel
Spinel



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White Opal
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Spinel

White Opal and Spinel Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
 
-
-
-
3.64-3.66
Conchoidal, Uneven
None, but may exhibit slight parting
8
MgAl2O4

White Opal and Spinel Chemical Formula

While comparing White Opal 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 White Opal and Spinel chemical formula.

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White Opal and Spinel Specific Gravity

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