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Kornerupine
Kornerupine

Sphalerite
Sphalerite



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Kornerupine
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Sphalerite

Kornerupine and Sphalerite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.25-3.45
3.95-4.10
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven
UnevenWalter Schumann, Gemstones of the world (2001) More from other references, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Uneven
1.6 Cleavage
Good on {110}
{110} Perfect, {110} Perfect, {110} Perfect
1.7 Mohs Hardness
6.5
3.5-4
1.8 Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
(Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Kornerupine and Sphalerite Chemical Formula

While comparing Kornerupine and Sphalerite 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 Kornerupine and Sphalerite chemical formula.

  • Chemical formula of Kornerupine- Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Sphalerite- (Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Kornerupine and Sphalerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Sphalerite Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 3.95-4.10 whereas that of Sphalerite is 3.95-4.10.