黑色 + 色彩游戏（鲜艳）蛋白石 - 4.71 ct

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ALGT COLORED STONE IDENTIFICATION REPORT IDENTIFICATION Species .............................................................................................................. Natural Opal Variety ................................................................................................................... Black Opal DESCRIPTION Shape & Cutting Style ......................................................................... Pear, Cabochon Measurements .................................................................... 17.11 x 11.82 x 5.32 mm Carat Weight ...................................................................................................... 4.71 Carat Color ................................................................................ Black + Play of Colors (Vivid) Transparency ........................................................................................................... Opaque ADDITIONAL GRADING CHARACTERISTICS Suggested Origin ................................................................................................... Ethiopia Optical Effect .................................................................................................. Opaliscence COMMENTS Indications of color-treatment present. (Smoke/Sugar-Acid) 21 May, 2024 83489044

编号 84943821

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黑色 + 色彩游戏（鲜艳）蛋白石 - 4.71 ct

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ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species .............................................................................................................. Natural Opal
Variety ................................................................................................................... Black Opal
DESCRIPTION
Shape & Cutting Style ......................................................................... Pear, Cabochon
Measurements .................................................................... 17.11 x 11.82 x 5.32 mm
Carat Weight ...................................................................................................... 4.71 Carat
Color ................................................................................ Black + Play of Colors (Vivid)
Transparency ........................................................................................................... Opaque
ADDITIONAL GRADING CHARACTERISTICS
Suggested Origin ................................................................................................... Ethiopia
Optical Effect .................................................................................................. Opaliscence
COMMENTS
Indications of color-treatment present. (Smoke/Sugar-Acid)
21 May, 2024
83489044