{{Short description|Textured edge of a coin, sometimes lettered}} thumb|200px|Coin edge inscription mill '''Coin edges''' are the parts of a coin's surface between the faces; they 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).<ref>Concise Oxford Dictionary (2006): '''mill''', produce regular ribbed markings on the edge of (a coin)</ref> Some coins, such as United States quarters and dimes, have reeded edges. Reeding of edges was introduced to prevent coin clipping and counterfeiting.<ref name="AboutCoins">{{Cite web |url=http://coins.about.com/od/coinsglossary/g/reedededgedef.htm |title=About.com: "Reeded Edge Defined - What is a Reeded Edge?" |access-date=2015-12-10 |archive-date=2015-12-11 |archive-url=https://web.archive.org/web/20151211020033/http://coins.about.com/od/coinsglossary/g/reedededgedef.htm |url-status=dead }}</ref><ref name="BSOAF">[https://archive.today/20130628102743/http://amazingfactsworld.com/why-do-some-coins-have-ridges-around-the-edges Why do some coins have ridges around the edges?]</ref>

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 rings, which pattern the edge at the time when the coin is being milled.

==Inscriptions== {{anchor|EdgIns}}<!-- Edge inscription and Edge lettering redirect here--> [[File:5 franc, 1873 (Hercule) - French Fifth Republic (Coin edges) 3.jpg|thumb|{{lang|fr|Dieu★ protège★la★France★★★}} "God protect France" on the edge of 1873 five-franc coins]] Examples of '''edge inscriptions''' or '''edge lettering''' include {{lang|la|e pluribus unum}} on the edge of U.S. Presidential dollar coins, various national €2 edge inscriptions, and various phrases on the UK one pound coin, most commonly {{lang|la|decus et tutamen}}. Inscriptions are more common on thicker, higher-value, or non-circulating coins.

== See also == * Pearl circle on coins

==References==

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Category:Numismatics {{coin-stub}}