pavonated

adjective1

1. •
   (literary, old-fashioned) Colored like the neck of a peacock: peacock blue.

   • 2181 Very dark copper red, slightly pavonated Copper Pyrites, in Quartz; from Freiberg. 2182 Very beautifully pavonated Copper Pyrites, with traversing slips of Siderocalcite; from Grosskamsdorf. — 1798