Kornerupine and Pearl Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.25-3.45
2.60-2.85
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
Cleavage
Good on {110}
none
Mohs Hardness
6.5
2.5-4.5
Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Not Available
Kornerupine and Pearl Chemical Formula
While comparing Kornerupine and Pearl 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 Pearl 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
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Kornerupine and Pearl Specific Gravity
Another important criteria for qualitative analysis of gemstones is Kornerupine and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Pearl Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 2.60-2.85 whereas that of Pearl is 2.60-2.85.