Zinc bubbles. A common occurrence on zinc coins, especially in 1982 when they were first produced..
Ty
Common on the first zinc cents. Then the Mint began alloying a small amount of copper with the zinc before plating with pure copper. This mostly corrected the problem.
Comments
Zinc bubbles. A common occurrence on zinc coins, especially in 1982 when they were first produced..
Ty
Common on the first zinc cents. Then the Mint began alloying a small amount of copper with the zinc before plating with pure copper. This mostly corrected the problem.