1998 Black Revolutionary War Patriots Young Collector's Edition Series Commemorative Uncirculated Silver Dollar Coin Set from the US Mint .  This US Mint Commemorative Set includes the scarce 1998-S Black Revolutionary War Patriots Commemorative Uncirculated Silver Dollar.  The silver dollar coin is comprised of 90% silver and 10% copper. The coin comes in the original US Mint Young Collector's Edition packaging with COA on back.