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Povondraite
Povondraite

Pyrophyllite
Pyrophyllite



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Povondraite
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Pyrophyllite

Povondraite and Pyrophyllite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.26
Uneven
None
-9999
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
 
-
-
-
2.65-2.90
-
{001} Perfect
-9999
Al 2Si 4O 10(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Povondraite and Pyrophyllite Chemical Formula

While comparing Povondraite 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 Povondraite and Pyrophyllite chemical formula.

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Povondraite and Pyrophyllite Specific Gravity

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