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Spinel
Spinel
☒

Precious coral
Precious coral
☒



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X
Spinel
X
Precious coral

Spinel and Precious coral Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.64-3.66
Conchoidal, Uneven
None, but may exhibit slight parting
8
MgAl2O4
 
-
-
-
-9999
-
None
3.5
CaCO3

Spinel and Precious coral Chemical Formula

While comparing Spinel and Precious coral 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 Precious coral chemical formula.

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Spinel and Precious coral Specific Gravity

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