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Use "patination" in a sentence
"Subtle patination suggests weathering and the passage of time."
"Long before the statue was unearthed, the natural process of patination had caused the formation of the red cuprite, blue azurite and green malachite commonly found in ancient bronzes."
"Trackback Address perry crimi on September 11, 2009 said: love your site i am a sign painter from north jersey i just recently purchased an antique sign copper/bronze w/dimensional letters from the philadelphia belting co on your site the sign is 100 yrs old and has a beautiful patination to it i am also a cartoonist …. take care"