IGI Report Number 739554225
Species NATURAL ZOISITE
Variety TANZANITE
Shape and Cutting Style OVAL MIXED CUT
Weight 4.89 CARATS
Measurements 12.07 x 9.78 x 5.78 mm
Color and Transparency BLUISH VIOLET, TRANSPARENT
Characteristics NATURAL CHARACTERISTICS
Comments: Tanzanites are commonly enhanced by heat, indicative evidence is typically lacking