The 2005 United States Mint 50 State Quarters Silver Proof Set includes coins from California, Minnesota, Oregon, West Virginia, and Kansas, among others. Each quarter is made of modern silver with a fineness of 0.9 and struck in proof form at the San Francisco Mint. This set features a commemorative design, making it a valuable addition to any coin collection. The coins are certified by the U.S. Mint and are a tribute to the 50 states of the United States.
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