Koroit Boulder Opal, 24.85ct from Queensland, Australia Size_Small (0.3 - 0.99ct) The play of color is

The play of color is incredible

This Australian opal shows the bands of colours in the most incredible way

It has been polished from both sides to allow the choice of setting

in combination with blue

Koroit Boulder Opal, 24.85ct from Queensland, Australia Size_Small (0.3 - 0.99ct) The play of color is24. 85ct, 27. 96x19. 2x4. 8mm from Queensland, Australia; Koroit Boulder Opal. Australian Boulder opals from Koroit opal fields can show the most interesting patterns of precious opal in the ironstone matrix. This opal has precious opal showing fiery play of color. I would recommend to set this opal in a pendant as the fire shows the best. *This opal is cut and polished by Lga from Ligas Creative Workshop