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Narsarsukite and Tantalite Physical Properties


Tantalite and Narsarsukite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.72-2.83   
5.2   

Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle   
Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Good on {100} and {110}   
Good in one direction   

Mohs Hardness
6-7   
6-6.5   

Chemical Composition
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.   
(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Narsarsukite and Tantalite Chemical Formula

While comparing Narsarsukite 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 Narsarsukite and Tantalite chemical formula.

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Narsarsukite and Tantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Narsarsukite and Tantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Narsarsukite and Tantalite Optical Properties during the identification of gemstone. Specific gravity of Narsarsukite is 5.2 whereas that of Tantalite is 5.2.

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