Algt Colored Stone Report # 70403473 Report Date: 02 February, 2024 ============================================ Identification Species ................................................................................ Natural Zoisite Variety ............................................................................................ Tanzanite Description Shape & Cutting Style ............................................... Oval, Mixed Cut Measurements ................................................. 9.86 X 7.81 X 4.62 Mm Carat Weight ............................................................................. 2.31 Carat Color ................................................................ Vivid/deep Violetish Blue Transparency ......................................................................... Transparent Additional Grading Characteristics Color Quality Grade ................................................. Fine Color Quality Suggested Origin ....................................................................... Tanzania Comments Tanzanite Is Commonly Heated At Low Temperature To Improve Its Color. There Is Currently No Scientific Method Available To Determine Whether This Gemstone Has Been Enhanced Or Not. ============================================