Roosevelt Dimes were made of 75% copper and 25% nickel after 1965 when they ceased to include any silver. 1991 dimes weigh 2.27 grams and measure 17.9 mm in diameter ... Type:Roosevelt Dime Year of ...
The 1951 Franklin half-dollar is made of 90% silver and 10% copper. Specifically, it contains 0.36169 troy oz of silver. It weighs 12.50 grams, has a diameter of 30.61 mm, a thickness of 1.8 mm, a ...