Sapphire

Corundum

Image #:

GB10037

Origin:

Synthetic

Hydrothermal

Treatment:

None/Not detected (AGTA N)

Field of view \ Magnification:

~3.72 mm mm

Photography technique(s):

Dark field illumination

Flow-like growth marks in a synthetic hydrothermal color change sapphire. This feature, seen in certain orientations, suggests a possible synthetic hydrothermal origin. Please note that some natural stones may show a similar scene.

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