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Spinel
Spinel

Apophyllite
Apophyllite



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Spinel
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Apophyllite

Spinel and Apophyllite 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
 
-
-
-
2.30-2.50
Uneven
Perfect on (001)
4.5-5
KCa 4Si 8O 20(F,OH) · 8H 2OUlrich Henn and Claudio C.

Spinel and Apophyllite Chemical Formula

While comparing Spinel and Apophyllite 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 Apophyllite chemical formula.

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Spinel and Apophyllite Specific Gravity

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