What percent of silver is in a 1887 Honi Solt Oui May Pense?

The 1887 Honi Solt Oui May Pense, also known as the 1887 silver dollar or the Honi Solt Oui May Pense coin, typically contains 90% silver and 10% copper. This composition is standard for many U.S. coins minted before 1965. Therefore, the coin is composed of 90% silver.