30 November, 2023

Algt Colored Stone Identification Report # 81892584

Identification

Species ................................................................................ Natural Zoisite
Variety ............................................................................................ Tanzanite

Description

Shape & Cutting Style ............................................... Oval, Mixed Cut
Measurements .............................................. 12.32 x 8.68 x 6.19 mm
Carat Weight ............................................................................. 5.24 Carat
Color ............................................................. Vivid/Deep Blue (Violetish)
Transparency ......................................................................... Transparent


Additional Grading Characteristics

Color Quality Grade ................................................. Fine Color Quality
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.

30 November, 2023

Algt Colored Stone Identification Report # 81892584

Identification

Species ................................................................................ Natural Zoisite
Variety ............................................................................................ Tanzanite

Description

Shape & Cutting Style ............................................... Oval, Mixed Cut
Measurements .............................................. 12.32 x 8.68 x 6.19 mm
Carat Weight ............................................................................. 5.24 Carat
Color ............................................................. Vivid/Deep Blue (Violetish)
Transparency ......................................................................... Transparent


Additional Grading Characteristics

Color Quality Grade ................................................. Fine Color Quality
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.

N.º de pedras
1
Peso total em quilates
5,24
Tratamento
Geralmente aquecido sem evidência de tratamento
Origem conforme mencionada no certificado
Tanzânia
Selado
Não

1418 avaliações (659 nos últimos 12 meses)
  1. 610
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1418 avaliações (659 nos últimos 12 meses)
  1. 610
  2. 43
  3. 6