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Povondraite and Elbaite Physical Properties


Elbaite and Povondraite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.26   
2.90-3.10   

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

Cleavage
None   
Poor/indistinct on {1120} and {1011}   

Mohs Hardness
Not Available   
7   

Chemical Composition
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)   
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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Povondraite and Elbaite Chemical Formula

While comparing Povondraite 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 Povondraite and Elbaite chemical formula.

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Povondraite and Elbaite Specific Gravity

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

Brown Gemstones

Brown Gemstones


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