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Powellite
Powellite

Stibiotantalite
Stibiotantalite



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Powellite
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Stibiotantalite

Powellite and Stibiotantalite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.23
Conchoidal
{111} Distinct
3.5-4
CaMoO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
-9999
Conchoidal
{???} Perfect
5.5-6
SbTaO 4Ulrich Henn and Claudio C.

Powellite and Stibiotantalite Chemical Formula

While comparing Powellite and Stibiotantalite 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 Powellite and Stibiotantalite chemical formula.

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Powellite and Stibiotantalite Specific Gravity

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