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Apatite
Apatite

Blue spinel
Blue spinel



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Apatite
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Blue spinel

Apatite and Blue spinel Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.16-3.23
Conchoidal, Uneven, Conchoidal to uneven
[0001] indistinct, [1010] indistinct
5
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
 
-
-
-
-9999
-
None
-9999
MgAl2O4

Apatite and Blue spinel Chemical Formula

While comparing Apatite 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 Apatite and Blue spinel chemical formula.

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Apatite and Blue spinel Specific Gravity

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