1 pcs (坦桑尼亚)- [深紫蓝色] 坦桑石 - 7.40 ct
编号 84302839
3 pcs (坦桑尼亚)-(紫蓝色) 坦桑石 - 2.54 ct
编号 84302839
3 pcs (坦桑尼亚)-(紫蓝色) 坦桑石 - 2.54 ct
Algt Colored Stone Report # 07875920
Report Date: 02 February, 2024
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Identification
Species ................................................................................ Natural Zoisite
Variety ............................................................................................ Tanzanite
Description
Shape & Cutting Style .......................... Round Brilliant, Mixed Cut
Measurements1 ............................................... 5.95 - 6.06 X 3.22 Mm
Measurements2 ............................................... 5.91 - 6.03 X 3.48 Mm
Measurements3 ............................................... 5.88 - 5.91 X 3.78 Mm
Total Carat Weight .................................................................. 2.54 Carat
Color ........................................................................................ Violetish Blue
Transparency ......................................................................... Transparent
Additional Grading Characteristics
Suggested Origin ....................................................................... Tanzania
Comments
Total 3 Stones.
Carat Weight Each Stone: 0.86 Ct., 0.86 Ct. & 0.82 Ct.
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.