Nice Cut/Polished Yowah Nut Opal Cab 55.5cts Great Patterns/Some Fires Queensland Au

I have for sale a Nice Quality and large Cut/Polished Yowah Nut Opal cab from Queensland Australia. This one weighs 55.5cts and is 42x25x6mm,.,. It is ironstone base material with Great Patterns throughout, Polished all sides.  Will make a Superb and Unique pendant once set, or add to a collection,.,. I has some Green/Orange and Red Fires sparkling when moved. Mostly in the wider part of the stone,.,.,.  Thanks for looking.,,.