In its day, this silver quarter would have been a great treasure! Each one would have bought five candy bars — enough to share with all your friends. With this kind of buying power, its's a surprise any were saved in this Brilliant Uncirculated condition! Just 78 million were struck over six decades ago at the Denver branch mint. Just a few years later in 1964, the Denver output had ballooned to over 700 million. The following year, all U.S. quarters transitioned to a clad composition.