Nice Quality Lightning Ridge Crystal Opal Shell Specimen 27.7cts Bright Blue/Purples

I have for sale a Nice Quality Solid Crystal, Bright Blue/Purple Lightning Ridge Shell/Fossil Opal specimen.  This one weighs 27.7cts and is 33x17x11mm,.  It has Bright Blues and Purples throughout, Nice Shell Hinge and form showing here, also some Skin/Sand over parts of it aswell. Not a full shell, but one end, with Colour through all the Crystal. Superb Specimen for a collector as it sits, or you could clean it up and polish it.  I would leave it as a Specimen.,,.,.  Thanks for looking,.,.