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Blue spinel
Blue spinel

Pyrophyllite
Pyrophyllite



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Blue spinel
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Pyrophyllite

Blue spinel and Pyrophyllite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
MgAl2O4
 
-
-
-
2.65-2.90
-
{001} Perfect
-9999
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Blue spinel and Pyrophyllite Chemical Formula

While comparing Blue spinel and Pyrophyllite 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 Blue spinel and Pyrophyllite chemical formula.

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Blue spinel and Pyrophyllite Specific Gravity

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