1 pcs Μωβ, Μπλε Τανζανίτης - 10.79 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ......................................................................................................... Φυσικός ζωίτης
Variety ..................................................................................................................... Τανζανίτης
DESCRIPTION
Shape & Cutting Style ....................................... Ορθογώνιο Cushion, Μικτή Κοπή
Measurements .................................................................... 14.82 x 10.94 x 7.75 mm
Carat Weight ................................................................................................... 10.79 Καράτια
Color ...................................................................................................... Ζωντανό μωβ-Μπλε
Transparency .................................................................................................. Διαφανές
ADDITIONAL GRADING CHARACTERISTICS
Color Quality Grade .......................................................................... Καλή Ποιότητα Χρώματος
Origin ......................................................................................................................... Τανζανία
Origin determination is an expert opinion based on microscopic examination, spectroscopic features and
chemical trace element analysis.
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.
Minor amount of clarity enhancement in fissures at the time of testing.
Clarity enhancement has become a common practice in trade for many
gemstones. This enhancement is reversible at any time.
07 February, 2026
62006621