Coin Glossary

You can find most popular coin collecting phrases in this coin glossary.

Coin Glossary

U

unc or unk or UN - abbreviation for uncirculated.

uncirculated or un-circulated - a new condition coin that does not have any sign of wear. Marks on the coin that may come from the manufacturing process do not keep a coin from being un-circulated. (Example, bag marks.) Even the slightest amount of wear or cleaning will keep a coin from grading uncirculated.

upsetting mill - machine used in coin production to raise the rim on both sides of a blank (planchet).

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Coin Collecting News
05/28/2017
New £1 coin costing Yorkshire councils a small fortune
The introduction of the new £1 coin is to cost Yorkshire councils hundreds of thousands of pounds overall to convert car parking machines. An investigation by The Yorkshire Post has revealed that at least £197,691 has been spent on making sure meters ... more info

05/28/2017
Tradition meets technology on Dragon Boat Festival $25 coin from Canada
Tradition meets technology on the Royal Canadian Mint’s ultra-high relief Dragon Boat Festival silver $25 coin. Coin images courtesy of the Royal Canadian Mint. Tradition meets technology on the Royal Canadian Mint’s latest coin celebrating the Chinese ... more info

05/28/2017
Two Sides of the Palestinian Coin: Hunger Strike/Gaza
The Palestinian hunger strike protesting Israeli prison conditions was suspended on May 27th after 40 days, at a time when many of the 1000 or so strikers were experiencing serious deteriorations of health, most were by then hospitalized, and the holy ... more info