Home
Gemstones


Povondraite and Kornerupine Physical Properties


Kornerupine 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   
3.25-3.45   

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

Cleavage
None   
Good on {110}   

Mohs Hardness
Not Available   
6.5   

Chemical Composition
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)   
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
<< Astrology

Povondraite and Kornerupine Chemical Formula

While comparing Povondraite and Kornerupine 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 Kornerupine chemical formula.

Compare Brown Gemstones

Povondraite and Kornerupine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Povondraite and Kornerupine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Povondraite and Kornerupine Optical Properties during the identification of gemstone. Specific gravity of Povondraite is 3.25-3.45 whereas that of Kornerupine is 3.25-3.45.

Brown Gemstones

Brown Gemstones


Compare Brown Gemstones