Kornerupine and Hardystonite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.25-3.45
3.396-3.443
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven
Brittle, Metallic
Cleavage
Good on {110}
[001] good, [100] and [110] fair
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
Kornerupine and Hardystonite Chemical Formula
While comparing Kornerupine and Hardystonite 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 Hardystonite 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 Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
Kornerupine and Hardystonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Kornerupine and Hardystonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Hardystonite Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 3.396-3.443 whereas that of Hardystonite is 3.396-3.443.