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Poudretteite
Poudretteite

Tantalite
Tantalite



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Poudretteite
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Tantalite

Poudretteite and Tantalite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.51-2.53
Conchoidal, Splintery
None
5
KNa 2B 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
5.2
Subconchoidal, Conchoidal
Good in one direction
6-6.5
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Poudretteite and Tantalite Chemical Formula

While comparing Poudretteite and Tantalite 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 Poudretteite and Tantalite chemical formula.

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Poudretteite and Tantalite Specific Gravity

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