ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ................................................ Modified Octagon, Step Cut
Measurements .......................................................................... 7.97 x 7.11 x 4.91 mm
Carat Weight ...................................................................................................... 2.49 Carat
Color .............................................................................................................. Blue (Purplish)
Transparency .................................................................................................. Transparent
ADDITIONAL GRADING CHARACTERISTICS
Suggested Origin ................................................................................................. Tanzania
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.
22 March, 2024
27821331

ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ................................................ Modified Octagon, Step Cut
Measurements .......................................................................... 7.97 x 7.11 x 4.91 mm
Carat Weight ...................................................................................................... 2.49 Carat
Color .............................................................................................................. Blue (Purplish)
Transparency .................................................................................................. Transparent
ADDITIONAL GRADING CHARACTERISTICS
Suggested Origin ................................................................................................. Tanzania
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.
22 March, 2024
27821331

Aantal stenen
1
Steen
Tanzaniet
Totaal karaat gewicht
2,49
Oorsprong zoals aangegeven op het certificaat
Tanzania
Slijpsel en vorm
Octagonaal
Certificering
ALGT (B)
Kleur
Blauw (paarsachtig)
Behandeling
Vaak verhit zonder bewijs van behandeling
Transparantie / helderheid
Transparant
Verzegeld
Nee

1414 reviews (658 in de afgelopen 12 maanden)
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1414 reviews (658 in de afgelopen 12 maanden)
  1. 609
  2. 43
  3. 6