1 pcs Blau Tansanit - 9.99 ct - Antwerp Laboratory for Gemstone Testing (ALGT)
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Natürlicher Tanzanite-Edelstein, 1 Stein, 9,99 Karat, blau, halbdurchsichtig, üblicherweise erhitzt mit keinem Beleg für Behandlung, ALGT-Bericht.
KI-gestützte Zusammenfassung
Vom Verkäufer bereitgestellte Beschreibung
ALGT FARBIGER STEIN IDENTIFIZIERUNGSBERICHT
IDENTIFIKATION
Species ......................................................................................................... Natürlicher Zoisit
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ................................................ Modifizierter Achteck-Schliff, Stufen-Schliff
Measurements .................................................................... 11.81 x 10.24 x 8.53 mm
Carat Weight ...................................................................................................... 9.99 Carat
Color ..................................................................................... Intensives/Vivides Purpurblau
Transparency ....................................................................................... Halbtransparent
ADDITIONAL GRADING CHARACTERISTICS
Origin ......................................................................................................................... Tanzania
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.
Moderate amount of clarity enhancement in fissures.
Clarity enhancement has become a common practice in trade for many
gemstones. This enhancement is reversible at any time.
17 November, 2025
95638353
ALGT FARBIGER STEIN IDENTIFIZIERUNGSBERICHT
IDENTIFIKATION
Species ......................................................................................................... Natürlicher Zoisit
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ................................................ Modifizierter Achteck-Schliff, Stufen-Schliff
Measurements .................................................................... 11.81 x 10.24 x 8.53 mm
Carat Weight ...................................................................................................... 9.99 Carat
Color ..................................................................................... Intensives/Vivides Purpurblau
Transparency ....................................................................................... Halbtransparent
ADDITIONAL GRADING CHARACTERISTICS
Origin ......................................................................................................................... Tanzania
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.
Moderate amount of clarity enhancement in fissures.
Clarity enhancement has become a common practice in trade for many
gemstones. This enhancement is reversible at any time.
17 November, 2025
95638353
Details
Anzahl von Steinen
1
Gemstone type
Tansanit
Karatgewicht gesamt
9,99
Farbe
Blau
Transparenz des Edelsteins
Halbtransparent
Behandlung
Normal erhitzt ohne Behandlungsnachweis
Zertifizierung
Antwerp Laboratory for Gemstone Testing (ALGT)
Versiegelt
Nein
Form
Achteck
Schliff
Stufenschliff
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