Just cutting and pasting Mackka, but yeah what an amazing opal.
The Contraluz Opal
The stone is an opal. A very fine American contraluz opal found in Opal Butte, a mine in Oregon, USA,
Auction house Bonhams sold it in May 2014 for around $20,000.
It weighs approximately 119.0 carats and measures 46.0 44.0 10.1mm. The gemstone is a clear, transparent crystal body having a fine, firey play-of-color that is gem quality. The piece has a botryoidal jasper formation which forms a unique inclusion.