IRIDESCENT - having a glow of flowing and lustrous colors (semi-transparent layers scatter light into colors) "The tree was aglow with iridescent lights." "She picked that dress for the prom...
The soap bubble was iridescent
The oil slick on the frigid water was iridescent. Iridescent clouds looked like mother-of-pearl.
The diamond had an iridescent glow.
The oil slick on the frigid waters was iridescent.