These finishes are pre-patinated at the Aurubis mill to create the green/blue/turquoise patina that naturally develops over time with exposure to the environment. The pre-patination process ...

Mowery is the owner of Patina Studio at 104 ... Over time, copper naturally turns from an orange-red to a darker brown to blue and eventually green. Need a break? Play the USA TODAY Daily ...

Through a series of oxidation reactions, a thin, green-blue layer known as a “patina” forms over copper as it is exposed to air. Not only did this process impart a markedly different color ...