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Povondraite
Povondraite
☒

Shigaite
Shigaite
☒



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Povondraite
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Shigaite

Povondraite and Shigaite 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)
 
Moderately flexible
-
-
2.32
-
Perfect on {0001}
2
Pb6Cu3BiS4

Povondraite and Shigaite Chemical Formula

While comparing Povondraite and Shigaite 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 Shigaite chemical formula.

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Povondraite and Shigaite Specific Gravity

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