namely silver. If you come across a quarter or half-dollar that was minted prior to 1965 when, according to the online collector's resource site, GovMint, the Coinage Act of 1965 required coins to ...
One example is Morgan silver dollars minted from 1893 to 1895. According to GovMint.com, Morgans are among the most popular and accessible American coins, but the government restricted silver ...