Multimedia Gallery - This image shows copper in ore. The penny is 97.5 percent zinc and 2.5 percent copper.

Copper penny hi-res stock photography and images - Alamy

Penny Problem

Collector finds rare bronze 1983 Lincoln cent in circulation

⏩SOLVED:An American penny is 97.5 % zinc and 2.5 % copper and has

penny – The Coin Roll Hunter

How to tell the difference between a 1982 copper penny and a 1982

Separating Copper and Zinc from a Penny - HubPages

Does the amount of copper in a penny exceed its value? - Quora

I have a 1982 small date penny. How much is it worth and its

Solved 5. Pennies minted after 1982 are made from 97.5% zinc