Could be a die chip, but I guess for US cents minted since 1982 (i.e. with copper plating and a zinc core), I'm always a bit suspicious that round defects like this aren't simply a hole in the plating where the underlying zinc is starting to deteriorate.
"If you climb a good tree, you get a push."
-----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed."
-----King Adz
-----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed."
-----King Adz

























