 Show Coin edge enscription mill Coin edges may be plain (smooth) or patterned, or a combination of both. They can also include lettering. Reeded edges are often referred to as "ridged" or "grooved" (US usage), or "milled" (UK usage).[1] Some coins, such as United States quarters and dimes, have reeded edges. Reeding of edges was introduced to prevent coin clipping and counterfeiting.[2][3] The main techniques of coin edging are edge mills of various types, which put a pattern on a smooth edge after a coin and coin mills with edge ring, which pattern the edge at the time when the coin is being milled. Coin edge patterns[edit]Examples of patterns used on coin edges include: See also[edit]
References[edit]Wikimedia Commons has media related to Edges of coins.
What is the edge of a dime called?Obverse (heads) is the front of the coin and the reverse (tails) is the back. Edge is the outer surface, which can have lettering, reeding, or be plain. Near the edge is the raised area called the rim.
What are the ridges called on a coin?The first thing I learned was the technical term for the ridges or grooves on coins is reeding. Before the introduction of reeding, small amounts of gold or silver from coins could be chiseled or shaved away and the precious metal sold again or remelted and made into another coin.
What are the grooves on the side of a coin called?So, what are those lines or grooves on the edge of a coin called? This commonly seen feature on the edge of a coin is called reeding, and these reeds serve at least a few basic functions.
Why are there 118 ridges on a dime?While illegal, it was difficult to catch because coins were irregularly shaped due to crude manufacturing methods. To prevent this from happening, the U.S. Mint added reeded (ridged) edges to coins. There are 118 ridges on dimes, 119 on quarters, 150 on half dollars, and 133 on Susan B.
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What are the ridges on a dime called?
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