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Stibiotantalite and Elbaite Physical Properties


Elbaite and Stibiotantalite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
Not Available   
2.90-3.10   

Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   
Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
{???} Perfect   
Poor/indistinct on {1120} and {1011}   

Mohs Hardness
5.5-6   
7   

Chemical Composition
SbTaO 4Ulrich Henn and Claudio C.   
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references   

Optical Properties >>
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Stibiotantalite and Elbaite Chemical Formula

While comparing Stibiotantalite and Elbaite 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 Elbaite chemical formula.

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Stibiotantalite and Elbaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Stibiotantalite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stibiotantalite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Stibiotantalite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.

Red Gemstones

Red Gemstones


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