Nr. 104169241

29 pcs Lila, Blau Tansanit - 4.75 ct - Antwerp Laboratory for Gemstone Testing (ALGT)
Nr. 104169241

29 pcs Lila, Blau Tansanit - 4.75 ct - Antwerp Laboratory for Gemstone Testing (ALGT)
Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ..................................................................... Round, Mixed Cut
Total Carat Weight .......................................................................................... 4.75 Carat
Color ................................................................................................................. Purplish Blue
Transparency .................................................................................................. Transparent
ADDITIONAL GRADING CHARACTERISTICS
Origin ......................................................................................................................... Tanzania
Origin determination is an expert opinion based on microscopic examination, spectroscopic features and
chemical trace element analysis.
COMMENTS
Total 29 stones. Average carat weight: 0.16 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.
26 August, 2025
84485821
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