I have for sale a Nice parcel of Rough/Sliced Queensland Matrix Opals from Opalton, Australia. These weigh 229cts in total. There are 4 small and 2 larger pieces here all with some Fires/Veins in them. Also some Potch mixed into these veins aswell. Ironstone base material. These have some Blues/Green Fires in them.  A few pinks aswell in places,.,.  Some Bright. Some Veins that will either rub, or split out possible when cleaned up. They will clean up some Cabs/Freeforms and specimens, also Practice material aswell.  Thanks for looking.,,.