Copy of `Coin Gallery Numismatic Glossary`
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Coin Gallery Numismatic Glossary
Category: Sport and Leisure > Coin Collecting
Date & country: 11/09/2007, USA
A U.S. $5 gold coin minted from 1795 through 1929.
The areas of highest relief in a coin design. Usually the first to show evidence of wear or abrasion. May be incomplete due to a 'soft' strike.
A coin (usually a U.S. Buffalo nickel) reengraved to produce a different image.
A device designed for storage and/or display of numismatic items.
Having a hole drilled through it, usually for jewelry use.
A steel bar used to make coin dies.
A proof coin with wear or damage resulting from circulation or mishandling.
Design elements are impressed into the surface (opposite of relief).
The legend or lettering on a coin.
Net metallic value sans numismatic/face value.
Conjoined busts facing the same direction slightly offset from each other in such a way as to allow the bottom bust to be partially seen while the top bust is shown in its entirety.
The rarest (or one of the most rare) and therefore most expensive members of a coin series, e.g. the 1909-S VDB Lincoln cent or 1916-D Mercury dime.
Chet Krause/Clifford Mishler number assigned to a coin in popular referrence books.
A defect caused by metal detaching from the rest of a coin. Somewhat common with clad coinage.
A U.S. copper coin minted from 1793 through 1857, similar in size to a current U.S. quarter (worth 1/100th of a dollar). Also, a similar Canadian coin issued between 1858-1920.
The principle inscription on a coin other than the denomination or nation which issued it.
The inscription found on the edge of a coin.
Popular name for the Canadian loon dollar coin first issued in 1987.
A type of magnifying glass used by numismatists to more closely examine a coin.
The glossy brilliance of a coin seen from the reflection of light off the flow lines.
Doubling of details resulting from loose dies during the striking process (much more common and much less valuable than die doubling).
A proof coin with a grainy surface appearance produced by dies treated to obtain a minutely etched surface.
A coin-like object struck to honor one or more persons or events, but without any denomination (which may then classify it as a commemorative coin).
The value of precious metal in a coin (see intrinsic).
A raised rim around the outer surface of a coin.
A manufacturing facility for producing coins.
The original surface of a newly minted coin (see lustre).
A letter or symbol used to denote the mint which produced the coin.
A specially packaged group of uncirculated coins from one or more mints of the same nation containing at least one coin for most or all of the denominations issued during a particular year.
A level of preservation signifying the same basic condition as when originally delivered from the mint (uncirculated).
The number of coins produced by a mint for a specific time period.
One or more digits of a date punched away from the intended location.
A world or phrase found on a coin, e.g 'E Pluribus Unum'.
A coin struck from two dies not intended to be used together.
Coloration resulting from chemical change on the surface during normal environmental exposure over a prolonged period.
A small mark on a coin usually caused by contact with a another coin.
The art and science relating to the study of coins, tokens, medals, paper money and similar objects.
A student and/or collector who is knowledgeable in numismatics.
A small ancient Greek silver coin (worth 1/6 of a drachma).
The front or 'heads' side of a coin, usually the side with the date and main design.
An error caused by incorrectly centering the planchet during the striking process, which results in part of the design missing from the coin.
Refers to a coin that has not been 'doctored', i.e. cleaned or tampered with post the original minting process.
A mintmark punched on top of another mintmark, such as a 'D' over an 'S'.
A coin struck from a die with one or more digits of the date repunched over a different digit, e.g. the 1942/1 Mercury dime.
The practice of assigning a higher grade to a coin than it truly deserves.
An impression made with different dies on a previously struck coin.
The formation of oxides or tarnish on the surface of a coin from exposure to humidity, air pollutants, or other environmental elements.
Paper notes with standardized characteristics issued as money.
Another term for exonumia.
A surface film found on coins (usually brown or green) caused by oxidation over a long period of time.
A coin struck as a trial or test piece for a new design - many times without all final legends, dates, design details, etc. - may be struck on different alloys than the final issue.
piece of eight
An early Spanish coin with a face value of eight reales.
Having a rough surface due to loss of metal by corrosion.
A piece of metal - previously termed a blank - now with raised rims from an upsetting machine - but not yet struck by the coin dies.
A holed coin that has been filled.
Having a granular surface as the result of oxidation.
Any coin that has been cleaned, damaged or has other undesirable traits.
Coins struck mainly for collectors as special presentation pieces using specially polished or otherwise prepared dies.
A specially packaged set of proof coins.
An business strike coin having mirrorlike fields giving it an appearance similar to that of a proof strike.
A U.S. $2.50 gold coin minted from 1796 through 1929. <
Generally relates to the infrequency or relative unavailability of a coin, as a direct function of important factors such as the original mintage and overall survival rate.
A convention for designating the relative rarity of a coin.
A former basic monetary unit of Spain and Spanish colonies.
The nickname for A Guide Book to United States Coins, a retail price guide for U.S. coins published annually since 1947.
The edge of a coin with grooved lines that run vertically around its perimeter.
The part of a coin design that is raised above its surface (opposite of incuse).
A date with one or more of the digits punched more than once in different locations and/or orientations.
A mintmark punched more than once in different locations and/or orientations. (RPM)
A coin struck with authentic dies later than the original date of issue.
The back or 'tails' side of a coin.
The vein lines on the surface of a leaf.
The outer edge of a coin, often raised to avoid premature wear.
Roman Finish Proof
Term given to designate certain U.S. proof coins made at the Philadelphia mint in 1909-1910.
A deep line or groove in a coin caused by contact with a sharp or rough object (much more dramatic than a hairline).
One coin of each year issued from each mint of a specific design and denomination, e.g., Shield Nickels 1866-1883.
Available for examination prior to a final purchase decision.
Unavailable for examination prior to a final purchase decision.
Paper money that was once redeemable for its face value in silver.
A clad coin with one layer containing silver, e.g. U.S. half dollars 1965-1970.
A coin produced by the U.S. mint beginning in 1986 containing one ounce of silver and a face value of one dollar (not intended for circulation).
The sealed hard plastic holder used by 3rd-party professional grading services to house coins they have determined to be authentic - has a label denoting the specific grading service, grade assigned to the coin and other information.
A coin which is just this side of uncirculated with only very slight traces of wear - (AU58).
Precious metal used to back money, usually gold and silver.
Assigning individual grades to the obverse and reverse sides of a coin.
A small area of corrosion or foreign substance. Also, short for spot price.
The market price for immediate delivery of a commodity, such as gold, silver or platinum.
Difference between buy and sell prices on the same coin(s) from the same party. Also, the degree of separation between impressions on a doubled die.
A U.S. $4 gold coin pattern minted 1879-1880.
Thin raised lines on the surface of a coin, caused by excessive polishing of the die.
The process of impressing a design into a planchet by force of the dies to create a coin.
Another term for machine doubling.
An ancient Greek silver coin weighing about 13 to 17 grams, similar in size to a U.S. quarter but much thicker.
The rubbing of skin oil onto a coin in an attempt to hide contact marks.
A coin-like object redeemable for a particular product or service, such as bus rides, beer or video games.
Color acquired from chemical change on the surface.
A U.S. dollar coin minted from 1873 through 1885 specifically for commerce in the Orient; A U.K. dollar coin minted from 1895 through 1935 specifically for commerce in the Orient.
A small U.S. 3 cent silver coin minted from 1851-1873.
The sharply cut off bottom edge of a bust.
A plastic container designed for storing a roll or similar quantities of coins of the same size.