Silver US Half Dollars are a popular collectible coin. They were first minted in 1794 and were made of silver until 1964. The coins were made of a 90% silver and 10% copper alloy. The coins were minted in denominations of half dollar, quarter dollar, dime, and half dime. The coins were minted in various designs over the years. The most popular designs include the Liberty Seated Half Dollar, the Barber Half Dollar, and the Walking Liberty Half Dollar. The coins were minted in various mints including Philadelphia, San Francisco, and Denver. The value of the coins depends on the condition, mint mark, and date of the coin. The coins can be worth anywhere from a few dollars to thousands of dollars. The coins can be found in circulated condition or in uncirculated condition. Silver US Half Dollars are a popular collectible coin. They are a great way to add to any coin collection. The coins can be found in various grades and mint marks. The coins can be a great investment and can be worth a lot of money.