This 50 cent coin might look normal, but there's a tiny error that makes it worth up to $40. (Source: TikTok) Coin collector Michael McCauley called out the 1979 50 ...

in addition to common coins like dimes and quarters (coins that can be valuable in their own right), the U.S. Mint also produces a 50-cent coin? The 50-cent coin, or half dollar, has a lineage ...