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Willemite and Stibiotantalite Physical Properties


Stibiotantalite and Willemite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.89-4.18   
Not Available   

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

Cleavage
{0001}, {11 2 0} imperfect   
{???} Perfect   

Mohs Hardness
5.5   
5.5-6   

Chemical Composition
Zn 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
SbTaO 4Ulrich Henn and Claudio C.   

Optical Properties >>
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Willemite and Stibiotantalite Chemical Formula

While comparing Willemite 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 Willemite and Stibiotantalite chemical formula.

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Willemite and Stibiotantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Willemite and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Willemite and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Willemite is Not Available whereas that of Stibiotantalite is Not Available.

Red Gemstones

Red Gemstones


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