3 Nice Rough Matrix Opals 525.5cts Opalton Bright Green/Blue/Orange Fires

I have for sale 3 nice Rough and Sliced  matrix opals from Opalton. Queensland. They weigh 525.5cts in total.  Ironstone base material with Fine viens and colour through them. One is Bubble band with fine multicolour fires. Next has a patch of bright colour on the top. Multicolour Opal, the largest has very fine pattern through it and some Blue/Greens mixed in. Interesting material, specimens or cut some stones from them.  Thanks for looking.