Here are 3 different 1972 cent pictures. They all weigh 3.1g. What do you think about the one on the left? It looks like bronze. What can I test it with?
**1974 And I remember in 8th grade I did a science experiment where we turned a penny gold. But I believe that it needed to be a zinc penny (post-1982). Yours is most likely some type of artificial toning