Precious Opal cabochon, Ethiopia. 9.57 carats. (Video)

A striking translucent Opal cabochon from Welo, Ethiopia.

The gem has an orange- grey body colour and exhibits a full range of spectral coloured opalescence as the gem is tilted in the light.
The effect is particularly strong in this exceptional gem, with electric shades of green, orange, red and turquoise-blue being the dominant colours.

To see a short video of this gem on YouTube, please use this link:
https://youtu.be/U629TgFpsfE

weight:  9.57 carats
shape:   Oval cabochon
dimensions:   15.79 x 14.38 x 9.25 mm
treatment:  None