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Kornerupine
Kornerupine

Pumpellyite
Pumpellyite



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Kornerupine
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Pumpellyite

Kornerupine and Pumpellyite 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
3.25-3.453.20-3.30
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven
Not Available
1.6 Cleavage
Good on {110}
Not Available
1.7 Mohs Hardness
6.55-6
Amber
2 10
1.8 Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

Kornerupine and Pumpellyite Chemical Formula

While comparing Kornerupine and Pumpellyite 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 Pumpellyite 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 Pumpellyite- Ca 2(Mg,Fe,Mn,Al) 2(SiO 4)(Si 2O 7)(OH) 2 · H 2OUlrich Henn and Claudio C.

Kornerupine and Pumpellyite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Pumpellyite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Pumpellyite Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 3.20-3.30 whereas that of Pumpellyite is 3.20-3.30.