Nice Coober Pedy Fossil Opal Shell Specimen 14.2cts Red/Green/Blue Fires Australia

I have for sale a Nice Coober Pedy Fossil Opal Shell Specimen from Australia. This one weighs 14.2cts and is 27x15x10mm.  Nice White/Milky Base Opal and Potch with a sand core here. Swaithe of Red/Blue and some Green Fires running through part of the stone. Great Specimen for a collector or finish cleaning it up and maybe make a pendant. Thanks for looking,.,.