4 Nice Rough/Sliced Pipe/Crystal Boulder Opals 624cts Opalton Queensland

I have for sale a Nice parcel of 4 Rough and Sliced Opalton Pipe/Crystal Opals from Australia. They are Crystal Opal/Caramel potch sat in Sandstone/Soft Ironstones. One is a Half Pipe, Tree Root or Fossil specimen, the others are similar but wider, less defined. They have Blue/Purple/Green Fires in them. Very interesting specimens for a collector, or should clean up and polish into desk Specimens, and maybe some cabs aswell. All are great sizes to work on,.,.  Thanks for looking,.,.