54080.0 - Highly Polished Australian Queensland Boulder Opal, Use as Picture stone Specimen or Ornamental piece 27x27xH:20mm 29gr 162 carats

See last photo:
"Rocky Creek", with it's rocks scattered around it's amazingly blue water and a Weeping Willow being whipped around in the turbulence of the rainstorm whilst lightnings strikes from the pitch black clouds above...