This is an American Contra Luz Opal from Opal Butte, Oregon. This Beautiful Gemstone Looks Like It Contains A Small Nebula.
The ocean Opal (thunderegg) from Australia. The opal is the National Gemstone of Australia.
Contra Luz Precious Opal cts) / Opal Butte, Morrow Co., Oregon, wow, it looks like the ocean!