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Stibiotantalite
Stibiotantalite

Beryllonite
Beryllonite



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Stibiotantalite
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Beryllonite

Stibiotantalite and Beryllonite 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.
 
Brittle
-
-
2.79-2.87
Conchoidal
{010} perfect; {100} good, interrupted; {101} indistinct; {001} in traces
5.5-6
NaBePO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Stibiotantalite and Beryllonite Chemical Formula

While comparing Stibiotantalite and Beryllonite 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 Beryllonite chemical formula.

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Stibiotantalite and Beryllonite Specific Gravity

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