ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ......................................................................... Pear, Mixed Cut
Measurements ....................................................................... 12.26 x 6.50 x 4.18 mm
Carat Weight ...................................................................................................... 2.36 Carat
Color ........................................................................................ Vivid/Deep Violetish Blue
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.
22 March, 2024
91945549

ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species ......................................................................................................... Natural Zoisite
Variety ..................................................................................................................... Tanzanite
DESCRIPTION
Shape & Cutting Style ......................................................................... Pear, Mixed Cut
Measurements ....................................................................... 12.26 x 6.50 x 4.18 mm
Carat Weight ...................................................................................................... 2.36 Carat
Color ........................................................................................ Vivid/Deep Violetish Blue
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.
22 March, 2024
91945549

N.º de pedras
1
Pedra
Tanzanita
Peso total em quilates
2,36
Origem conforme mencionada no certificado
Tanzânia
Corte e forma
Pera
Certificação
ALGT (B)
Cor
Azul Violeta Vívido/Profundo Grau de qualidade de cor Qualidade de cor fina
Tratamento
Geralmente aquecido sem evidência de tratamento
Transparência / clareza
Transparente
Selado
Não

1441 avaliações (671 nos últimos 12 meses)
  1. 622
  2. 42
  3. 7

1441 avaliações (671 nos últimos 12 meses)
  1. 622
  2. 42
  3. 7