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Crystal Opal
Crystal Opal

Blue spinel
Blue spinel



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Crystal Opal
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Blue spinel

Crystal Opal and Blue spinel Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.97-2.22
Conchoidal
None
5.5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.
 
-
-
-
-9999
-
None
-9999
MgAl2O4

Crystal Opal and Blue spinel Chemical Formula

While comparing Crystal Opal and Blue 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 Crystal Opal and Blue spinel chemical formula.

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Crystal Opal and Blue spinel Specific Gravity

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