Morgan Dollars are iconic silver coins minted in the United States from 1878 to 1904 and again in 1921. The coin features a portrait of Lady Liberty on the obverse and an eagle with a shield on the reverse. The 1878 Morgan Dollar is particularly significant as the first year of issue, and it comes in various mint marks, with certain editions being highly sought after by collectors. These coins typically contain 0.7734 ounces of pure silver and are known for their historical significance and collectible value.