Field Notes on Patina
Three Decades
of Verdigris.
A reader on monument bronze — how warm copper skin, exposed to marine air and the slow chemistry of carbonate and chloride, becomes the bluish-green crust that crowns every harbour square.
“The metal does not corrode so much as it composes itself, layering oxide upon oxide until the figure wears its own weather as a coat.”
— Folio I · On the Patination of Cast Copper