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Stibiotantalite
Stibiotantalite

Rubellite
Rubellite



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Stibiotantalite
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Rubellite

Stibiotantalite and Rubellite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
Conchoidal
{???} Perfect
5.5-6
SbTaO 4Ulrich Henn and Claudio C.
 
-
-
-
3.01-3.06
Conchoidal
Indiscernible
7-7.5
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Stibiotantalite and Rubellite Chemical Formula

While comparing Stibiotantalite and Rubellite 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 Stibiotantalite and Rubellite chemical formula.

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Stibiotantalite and Rubellite Specific Gravity

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