Nice Matrix /Koroit Opal Rough/Sliced Parcel Green/reds Fires Queensland Au

I have for sale a nice parcel of Rough and Sliced Matrix/Koroit Opals from Queensland Australia. These weigh 243cts in total. They are ironstones , patterns through them and some Fires in places. These have Greens and Blues, Some Reds in the Flat Bars in the Pancake matrix piece. Interesting material, Great Specimens/Practice material, and should clean up some useful stones in the right hands,.,.,.  Thanks for looking,.,.