This opal looks amazing, looks like it has a nebula in side of it.
Here is a link http://www.bonhams.com/auctions/21032/lot/1403/
It's called an American contraluz opal found" in Opal Butte, Oregon. Sold for around 20k US.
Here is a link http://www.bonhams.com/auctions/21032/lot/1403/
It's called an American contraluz opal found" in Opal Butte, Oregon. Sold for around 20k US.