Item No : 694435
Gemstone Type : Natural Kyanite Blue Sapphire
Approx. Weight (ct) : 3.60 Ct.
Shape : Oval
Size/Dimension : 11 x 7 MM
Color : Blue
Clarity : Translucent
Luster : Fair
Origin : Africa
Hardness : 7
Specific Gravity : 3.57 - 3.67
Refractive Index : 1.71 - 1.73
Chemical Composition : Al2Si05
Treatment : Natural
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