28 pcs 紫色, 藍色坦桑石 - 5.03 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

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Species ......................................................................................................... Natural Zoisite Variety ..................................................................................................................... Tanzanite DESCRIPTION Shape & Cutting Style ..................................................................... Round, Mixed Cut Total Carat Weight .......................................................................................... 5.03 Carat Color ............................................................................... Purplish Blue to Bluish Purple Transparency .................................................................................................. Transparent Origin ......................................................................................................................... Tanzania Origin determination is an expert opinion based on microscopic examination, spectroscopic features and chemical trace element analysis. COMMENTS Total 28 stones. Average carat weight: 0.18 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. 12 March, 2026 91813685

編號 104536833

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28 pcs 紫色, 藍色坦桑石 - 5.03 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

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Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ..................................................................... Round, Mixed Cut
Total Carat Weight .......................................................................................... 5.03 Carat
Color ............................................................................... Purplish Blue to Bluish Purple
Transparency .................................................................................................. Transparent

Origin ......................................................................................................................... Tanzania
Origin determination is an expert opinion based on microscopic examination, spectroscopic features and
chemical trace element analysis.
COMMENTS
Total 28 stones. Average carat weight: 0.18 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.
12 March, 2026
91813685