Item No : 6874321
Gemstone Type : Natural Tanzanite
Approx. Weight (ct) : 0.25 Ct.
Shape : Oval
Size/Dimension : 5.8 x 3.9 MM
Color : Lavender Blue
Clarity : Transparent
Luster : Good
Origin : Tanzania
Hardness : 6.5 - 7
Specific Gravity : 1.68 - 1.72
Refractive Index : 1.68 - 1.72
Chemical Composition : Ca2Al3(Si04)3(OH),
Treatment : Unheated
Quantity : 1 Pc (s)
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