The ultimate 12 months america Mint produced circulating quarters composed of 90% silver was 1964. Previous to this date, these cash, often known as “silver quarters,” contained a big quantity of the valuable steel, contributing to their intrinsic worth.
The importance of this transition lies within the rising value of silver throughout the mid-Twentieth century. Because the steel’s worth elevated, the silver content material in circulating coinage turned economically unsustainable. Changing silver with a copper-nickel clad composition lowered manufacturing prices and stabilized the coin provide.