According to the United States Mint, a dime has a diameter of 17.91 mm (0.705 inches), is 1.35 mm thick and weighs 2.268 grams (0.08 ounces). This coin has the smallest diameter and is the thinnest of all U.S. coins.Know More
Dimes are made of cupronickel, which is an alloy of copper that contains nickel and other elements. Dimes contain 8.33 percent nickel with a balance of cupro, which is copper and usually a trace of manganese. Cupronickel gives dimes their silver color.
The edge of the dime is reeded with 118 reeds. These are the series of grooved lines around the edge of dimes, which are put there to discourage counterfeiting of coins. Dimes were originally made of gold and silver, and people tried to file the edges to recover the precious metals.Learn more about Coins & Currency
Any dimes, quarters and half-dollar coins dated 1964 or earlier contained a percentage of silver. The silver color of coins minted after 1964 comes from a coating of copper and nickel.Full Answer >
There are 80 U.S. quarters in one pound. The weight of one U.S. quarter is 5.67 grams, and there are 453.59237 grams in one pound. When that number is divided by 5.67 grams, the weight of one quarter, it is equal to 80 quarters.Full Answer >
The first U.S. commemorative coin was the Columbian Exposition half dollar, first issued in 1892 by the Philadelphia Mint. The coin features a bust of Christopher Columbus on one side and Santa Maria positioned over two globes on the reverse.Full Answer >
The U.S. Mint in Denver produced double-headed Kennedy half-dollars in 1966, continuing a pattern first produced in 1964. Only coins minted in August, September, October, November or December 1966 are dated as 1966, with coins from earlier in the year retaining the 1965 stamp.Full Answer >