How to Give Metal the Look of Copper Patina
Create the matte blue-green hues of copper left to the elements
A vivid verdigris tone can cover any paintable surface, thanks to a two-part paint application. The base paint contains copper bits, so any item can have this rich look. And oxidizer turns the paint the color of patinated copper.
Apply The Copper Surfacer
Mix the copper surfacer well to ensure that the metal particles are evenly distributed. Apply a thin coat using one of the foam brushes. Let dry (about an hour) before applying a second coat. Repeat until the surface has an even coverage of copper.