Kornerupine and Cymophane Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.25-3.45
3.69-3.81
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven
Not Available
Cleavage
Good on {110}
Not Available
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
BeAl 2O 4Arthur Thomas , Gemstones (2009)
Kornerupine and Cymophane Chemical Formula
While comparing Kornerupine and Cymophane 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 Cymophane 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 Cymophane- BeAl 2O 4Arthur Thomas , Gemstones (2009)
Kornerupine and Cymophane Specific Gravity
Another important criteria for qualitative analysis of gemstones is Kornerupine and Cymophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Cymophane Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 3.69-3.81 whereas that of Cymophane is 3.69-3.81.