They're actually worth their weight in gold. The American gold Eagle can be confusing because prior to 1933, the American $10 ...

Initially, the country’s founders envisioned that there would be no coin larger than a $10 gold coin called an eagle in the United States. However, the massive gold deposits in California ...

Silver and gold were used interchangeably as metals supporting the dollar, and silver often served as the main backer. The Coinage Act of 1834 reduced the standard weight of the $10 eagle coin to ...